Wednesday, May 12, 2010

NC Art Pottery Orange-Red Glazes -- Chrome? Uranium? A Touch Of Gold Dust, Perhaps?

by Jay Henderson

Did North Carolina potteries use uranium oxide glazes in the pre-WWII art pottery era? For a long time many students of North Carolina art pottery have held that they did, but this author has been unable to find any verifiable example of such a glaze. There are many examples of chromium oxide red-orange glazes, of course, and the colors of these glazes can be very similar. However, chromium oxide is not radioactive -- uranium oxide is, even in a glaze -- and chromium oxide does not glow under ultraviolet light, while uranium oxide glazes often do fluoresce in the presence of UV light.

About a year ago, North Carolina pottery collector Peg Wiebe mentioned that she had used an ultraviolet light on pottery -- this can be used to detect repairs, for example. Intrigued, I did some reading and found that UV light can induce fluorescence in certain minerals, including uranium oxide. Cazart! A means to test the assumption that North Carolina potters used uranium oxide glazes! However, neither Peg Wiebe nor I have, so far, found a pre-WWII orange or red glaze which responds to UV light.

So why did most North Carolina potteries discontinue chrome red glazes after WWII? One assumption had been that the orange-red glazes couldn't be made once the U. S. government monopolized the supply of uranium oxide during WWII. Not so, it appears. Part of he answer may be changes in consumer preferences -- the 1940s and 1950s saw a shift to pastels and the 1960s a shift to rustic glazes. Probably more important was the necessity to adopt economies of scale in the post-war era in order to survive against competition from factory-made and imported wares.

Chrome red glazes are restricted to earthenware fired to Cone 08 or below, with Cone 010 being typical, and a finishing temperature of no more than 1750 degrees F. Above that temperature, chromium oxide changes to a green color in a lead glaze. (Exposure to a reduction atmosphere during firing will also turn the glaze black.) This firing range is much lower than the North Carolina potters used for earthenware and far below the Cone 3 (more or less) temperatures achieved at the J. B. Cole and A. R. Cole operations. Thus, chrome red pottery would have to be fired by the entire kilnload -- and that became economically impracticable as consumer tastes changed.

THE GOLD DUST MYTH

One persistent myth is that J. B. Cole Pottery used gold dust in its pre-WWII chrome red glazes. I can identify the source of this myth -- it came from Waymon Cole, who had an impish sense of humor and foisted the gold-dust story off on me in my gullible youth. Not until four decades later, when I began to take pottery classes at a local community college and studied clay and glazes, did I realize that Waymon had been pulling my leg. Gold is used in ceramics, but its use is very limited, partly by its volatility when heated to high temperatures and partly by its expense.

Consider this: in the late 1920s, the price of gold ran $21 per ounce -- about $260 per ounce in today's money. J. B. Cole's Pottery mixed its glazes in huge lots -- clawfoot bathtubs, for example. The cost of mixing in enough gold dust to have an effect on the finished glaze would have been prohibitive. Granted, chromium oxide isn't cheap, but at about two bits to a buck a pound, it was much more affordable than gold dust.

I cannot, of course, eliminate either possibility -- that some NC art pottery glazes contained either uranium oxide or gold dust. But in the absence of evidence, one must presume that neither was used. If anyone finds a vintage NC art pottery glaze that fluoresces under black light -- please send me pictures!

THE HISTORY OF URANIUM GLAZES

Uranium oxide added to a lead-fluxed glaze produces a spectrum of bright, attractive colors ranging from ivory, yellow, and orange to deep orange-red, depending on the amount added and the other characteristics of the glaze composition. The dark orange-red versions of uranium glazes are often spotted or streaked with black or cream-colored areas.

The glazes were very popular during the pre-WWII art pottery era and remain popular with collectors today - - good examples bring premium prices, especially for deep red pieces, even though this glaze is among the most available from that time. While uranium oxide has recently become available to potters once more, restrictions on the use of lead are likely to preclude the return of the lead-uranium glazes found on vintage art pottery pieces.

Although uranium glazes had been developed long ago (written formulas survive from the mid-19th century), they were not widely used until the 1920s. Following the discovery of radium by Marie and Pierre Curie in 1898, pitchblende was mined and processed for its very small radium content (about one gram of radium per three tons of pitchblende), resulting in the production of many hundreds of thousands of tons of uranium oxide compounds as by-products. These by-products were sold inexpensively for various uses, including glass and ceramics, until World War II. "Vaseline glass" made during the Depression era uses uranium oxide to produce its green hue.

Uranium pottery glazes were used commercially until 1943, when the supply of uranium oxide was monopolized by the United States government during the development of the atomic bomb. A familiar example is the "Fiesta" line produced beginning in 1936 by the Homer Laughlin Company of West Virginia, which used uranium oxide to make Fiesta Red and Fiesta Ivory glazes. The J. A. Bauer Pottery Co. in California reportedly used 450 pounds of sodium uranate per week during the 1930s.

The color of the finished glaze is determined by the amount of uranium oxide added to the base. Sodium uranate was the most common form of the oxide used by potteries. Because uranium oxide remains in a refractory state and does not contribute to the fluxing of the glaze, it can be added in relatively large amounts. Depending on the other constituents, lead-fluxed glazes would be colored yellow by additions of 5% to 10% sodium uranate by weight; orange by additions of 10% to 15%; and red by additions of 15% to 20%.

Finally, uranium oxide remains radioactive even when melted in a glaze. It can be detected with a real Geiger counter (not one of the yellow civil defense models; those are not real Geiger counters) and sometimes by the use of ultraviolet light. The response to the Geiger counter or "black light" is weakest for ivory and yellow versions, and strongest for the deep orange-red glazes. (Note that not all uranium glazes respond to a "black light.")

Is vintage uranium-glazed art pottery safe? Probably, as long as you don't use it to decant acidic substances such as orange juice, which will leach both lead and uranium from the glaze. A few pieces of uranium-glazed pottery in a collection are unlikely to be hazardous, although a large number in an unvented room might be; see the References for articles on this subject. Ironically, the most radioactive ware was Fiesta Red made by Homer Laughlin from 1959 to 1972, using depleted uranium which the Atomic Energy Commission had made available for commercial use; depleted uranium is far more radioactive and toxic than sodium uranate and resulted in glazes that produced radon.

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Copyright 2010 by J. R. Henderson. This article was originally published in Backcountry Notes, which provides references to source articles. Reprinted by permission.

Monday, May 10, 2010

Treasure Chest - Three Mountaineers Pottery

By Jay Henderson

Revised 5/10/2010
Updated 5/15/2010

The Treasure Chest of Asheville, North Carolina, and its successor firm, Three Mountaineers, Inc., was a well-known seller of "mountain pottery" from the mid-1920s through the mid-1930s. So how much of this "mountain pottery" was actually made in the mountains of North Carolina? As far as I can tell, very little of it. The "Sunset Mountain" line came from J. B. Cole's Pottery in the North Carolina Piedmont. Some pottery was produced by Pisgah Forest Pottery in the late 1920s. The remainder of the pottery wares seem very likely to have been made by Cornelison Pottery in central Kentucky.

Note: Click on any image in this article for a larger view. Scans of pages from 1929 Treasure Chest catalog were provided by Peg Wiebe.

Hugh C. Brown, Edwin Brown and W. H. Lashley were partners in the original Treasure Chest venture in 1925 or 1926, operating out of Brown's Hardware in downtown Asheville. Local retail sales soon took second place to a two-pronged marketing strategy in which Treasure Chest goods were sold in wholesale lots by means of a print catalog and also by driving truckloads of goods to trade fairs and distribution outlets.

Why the partners chose the name "Treasure Chest" is unknown. Published research on the operation is sketchy and sometimes obviously inaccurate. The images of pirates and buried treasure were popular at the time, even in Appalachia, very distant from the beaches and islands of the Atlantic (there was a Treasure Island firm operating in Washington County, Virginia, for example). Despite its name, Treasure Chest marketed its wares primarily as "mountain" crafts. The contradiction was resolved in 1932, when the three men incorporated Three Mountaineers, Inc. The new business absorbed the Treasure Chest and another craft-marketing operation, The Log Cabin.

There is little doubt that Hugh C. Brown had a genius for marketing crafts in general and pottery in particular. I speculate that Hugh Brown's untimely death in 1938 lead quickly to the extinction of the pottery lines. Edwin Brown had died young in 1933 but had not been known as a mover and shaker of the marketing end of the business. After 1938, W. H. Lashley ran the business, concentrating on hand-made furniture and other wooden items until the business closed in 1992. Included among products sold by Three Mountaineers, Inc., was a wooden-bound book, "Just Cocktails," which was reprinted several times, and a popular run of illustrated spice racks which still trades actively on the secondary market.

Contrary to some reports, Three Mountaineers, Inc., remains a legally-registered and active company. The records of the North Carolina Secretary of State show that the business was incorporated on May 30, 1932, and that its status is "Current-Active." The company's Annual Report filed on August 16, 1991, described its business as "manufacturer of furniture and decorative accessories." The annual report filed on July 16, 1992, reported, "Company in process of liquidation -- remaining assets are real estate only." Subsequent filings advised that the business was in a Chapter 11 Bankruptcy reorganization proceeding. By 1998, Three Mountaineers, Inc., described its business as "leasing corporate assets."

SUNSET MOUNTAIN POTTERY

The relationship between Treasure Chest - Three Mountaineers and J. B. Cole's Pottery is well-documented. J. B. Cole's Pottery began supplying wares marked as "Sunset Mountain Pottery" to Treasure Chest in 1929 and the arrangement continued through 1935. Part of Hugh Brown's marketing genius was the choice of suggestive names -- in the 1920s, Sunset Mountain on the north side of Asheville was nationally famous as the situs of the exquisite Grove Park Inn. Thus "Sunset Mountain Pottery" took advantage of instant name recognition and apparently was quite profitable for both the Cole and Brown operations. The 1929 Treasure Chest catalog insert described the wares as "quaint hand-turned pottery from the 'Hill Country' of Carolina."

The oft-repeated romantic version of the origin of Sunset Mountain Pottery holds that, during the Great Depression, a down-on-his-luck Hugh Brown sought out J. B. Cole and offered to buy pottery on a consignment arrangement in order to keep Brown's Hardware and J. B. Cole's Pottery out of insolvency. In fact, the Brown-Cole arrangement was made early in 1929 and the Treasure Chest catalog introducing Sunset Mountain Pottery was issued in July, 1929, at which point the Dow Jones average was still on its upward climb, industrial production was high, and farm prices were stable -- all indicators of continued prosperity. The Black Tuesday stock market crash of October 29, 1929, was unanticipated. It seems more likely that Hugh Brown and Jace Cole were kindred spirits, savvy Backcountry businessmen who took a liking to each other and saw advantage in the arrangement.

All Sunset Mountain Pottery appears to have been made at the Cole shop in the Auman's Hill - Asbury community in the northeastern corner of Montgomery County, quite a jog from the mountains where Asheville lay. The forms and glazes of marked pieces provide many close matches when compared to the 1932 and 1940 J. B. Cole catalogs. Because the Sunset Mountain Pottery marque is by far the most prolific of the J. B. Cole's Pottery contractual arrangements prior to World War II, surviving pieces are found with some frequency and have been of great value in establishing the characteristics of the pottery's output in the early North Carolina Art Pottery era.

Yet, ironically, embedded in this arrangement is a very rare mark -- a characteristic Cole stamp which reads "Treasure Chest Pottery." Very few pieces so marked are known to exist and the likelihood is that this was a short run. Why the "Treasure Chest Pottery" stamp was used is not known, but I speculate that it may have been an attempt to keep the Treasure Chest name alive after the formation of Three Mountaineers, Inc. Presumably it was soon established that the "Treasure Chest" imagery was inconsistent with the "mountain pottery" theme and this line was abandoned. The characteristics of the few surviving pieces with this stamp establish that they were, like the Sunset Mountain line, made by J. B. Cole's Pottery in North Carolina.

According to Rodney Leftwich, an authority on Western North Carolina pottery, Pisgah Forest Pottery near Arden, NC, made pieces for the Treasure Chest during the late 1920s. There are at least three different base stampings - The Treasure Chest in block letters, Pine Tree stamp worded Pine Tree and Treasure Chest, and an identical Pine Tree stamp without the Treasure Chest wording. These are pictured in Leftwich's book, "Pisgah Forest and Nonconnah, the Potteries of Walter B. Stephen." I do not yet have illustrations of these pieces but will add them when I can.

JUNALUSKA UNGLAZED POTTERY

Another line sold by Treasure Chest was "Junaluska" pottery, unglazed terra-cotta ware intended primarily for outdoor use. The illustrations for this pottery were line drawings by W. H. Lashley, which are far less useful for identification of surviving pieces than the photographs used to illustrate the Sunset Mountain and other lines. The intended use of Junaluska ware in outdoor settings most certainly led to a high rate of loss, probably reducing the numbers of intact pieces by 50 per cent every five years. Nonetheless, the illustrated forms and the description of the clay tends to be consistent with the assumption that "Junaluska Unglazed Pottery" was made in central Kentucky.

The "Junaluska" name illustrates Hugh Brown's marketing genius. Members of the Hilton family, located in the mountains of North Carolina, had begun producing a line of "Cherokee Indian" pottery in the early 1920s. The Hilton line used a heavy terra-cotta clay and was glazed on the inside. Junaluska was a renowned Cherokee leader who is buried in North Carolina, where a mountain and a lake are named for him. The choice of the name thus produced a high degree of immediate recognition and invoked a similarity with the Hilton product. However, numerous examples of the Hilton "Cherokee Indian" line survive and I have yet to see one which compares closely with Junaluska pottery market by Treasure Chest. On the other hand, some of the line-drawing illustrations do closely resemble other Treasure Chest lines which can be traced to the Cornelison family pottery in Bybee, Kentucky. Compare, for example, IMAGE 8, No. 325, with IMAGE 9, below, Nos. C8 and C18.

CUMBERLAND MOUNTAIN "HAND TURNED BLUE POTTERY"

The 1929 Treasure Chest catalog describes Cumberland Mountain "Hand Turned Blue Pottery" as having been made "by an old mountain potter." The name of this line traded on the familiar "Cumberland" name, although a precise location is not given -- it could have been in Tennessee, or Virginia, or Kentucky, all of which share the Cumberland range. The actual provenance of this "Hand Turned Blue Pottery" was nowhere in the Cumberland Mountains range and has been reliably established as the Cornelison family pottery in Bybee, Kentucky.

In recent years, a revival of interest in Kentucky Art Pottery has resulted in museum exhibits and publications, including a reprint of the 1924 Cornelison Pottery catalog, which provide a reliable means for authenticating unmarked pieces. Prior to changing its name to Bybee Pottery in 1952, Cornelison Pottery marked some of its output with a round stamp but left many pieces unmarked. Beginning in the early 1920s, Cornelison produced a line of pottery glazed in "Bybee Blue" which was not marked with the Cornelison Pottery stamp. Many of these pieces are found with the glaze left intact in the center of the bottom of the pot, glaze having been cleaned around the rim before firing. This method of glazing made Bybee Blue pieces flattering imitations of a popular line of cobalt-blue-glazed pottery manufactured by UHL Pottery in Indiana. Cornelison "Bybee Blue" pieces are occasionally offered for sale as UHL, but the UHL Pottery products were molded and thus should be readily distinguishable from the hand-turned Cornelison output.

A comparison of attributed Cornelison "Bybee Blue" pieces with the 1929 catalog photographs of the Treasure Island "Cumberland Mountain" line reveals a high degree of similarity. The two "Bybee Blue" vases shown in IMAGE 9, above, are very close matches to Cumberland Mountain Nos. C5 and C6, illustrated in IMAGE 8. I have also seen a C1 glazed in "Bybee Blue."

The Cornelison Pottery vases shown in IMAGE 10, above, are close matches for Cumberland Mountain Nos. C7 and and C11 shown in IMAGE 8.

The large "Bybee Blue" pitcher illustrated in IMAGE 11, above, matches up with Cumberland Mountain No. C12. The handle formation and attachment on this vase; another just like it, not illustrated; and the C11 vase shown above, all are characteristic of a single potter and are consistent with handles on marked Cornelison Pottery pieces.

The three pots shown in IMAGE 12, above, are all marked or verifiable Cornelison Pottery pieces. The two-handled vase in the center is a close match for Cumberland Mountain C19 and is finished in a well-known Cornelison Pottery "Butterscotch" glaze.

"LOG CABIN GREEN" POTTERY

Attribution of the Treasure Chest "Log Cabin Green" line is less certain but the evidence appears to weigh in favor of Cornelison Pottery as the source. Another central Kentucky art pottery, Waco Pottery, produced a well-known line finished in a "Log Cabin Green" glaze. This glaze had a tendency to matte, however, and Cornelison had its own green glaze.

The "Log Cabin Green" line probably did not sell as well as the Cumberland Mountain "Blue," and it may be that some of this output is attributed mistakenly to Waco Pottery. There is no direct overlap of Cumberland Mountain and Log Cabin Green in the forms illustrated in the 1929 Treasure Island Catalog. Nonetheless, I have seen "Log Cabin Green" forms No. 356, No. 372, No. 374 and No. 375 glazed in "Bybee Blue." The small green pitcher illustrated in IMAGE 12 is the same form as Junaluska No. 314 and is marked with the round Cornelison Pottery stamp. Although the line-drawing illustrations of the Junaluska pieces makes comparison less exacting, there are similarities between the two lines; compare Junaluska No. 319 with Log Cabin Green No. 354.

The conclusions reached in this article are, as always, subject to revision in light of new information. At this time, the evidence is conclusive that J. B. Cole's Pottery produced the stamped "Sunset Mountain Pottery" and "Treasure Chest Pottery." The available information weighs in favor of Cornelison Pottery having produced the unmarked Junaluska, Cumberland, and Log Cabin Green lines sold by Treasure Chest -- Three Mountaineers, Inc.

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Copyright 2010 by J. R. Henderson. This article was originally published in Backcountry Notes, which provides references to source articles. Reprinted by permission.

UPDATE -- May 15, 2010

The following information has been provided by Jerry Nichols of Lexington, Kentucky:
Wow, that's pretty exciting here in Kentucky. We figured it out about 1998 after Robert Brunk published his "May We All Remember Well.." in which he published the "Log Cabin Green" and "Cumberland Blue" pages and attributed them to the North Carolina potters. I haven't had many people to tell from your area. There is a new book on Kentucky pottery about to be published--June 2010---titled "Clear as Mud" that tries to clear up some of the confusion.

"Log Cabin Green" was indeed produced by the Waco Pottery and "Cumberland Blue" was produced by the Cornelison Pottery. The shapes match the old catalogues. However the "Junaluska Pottery" was not made in Kentucky. The shapes do not match and the "Ring Jug" is clearly a North Carolina piece. These jugs were never made in Kentucky.

There is much more to the story. Cornelison's Pottery is the oldest continuous operating pottery west of the Allegheny's and this fact has created a huge amount material. I have done 10 years+ research myself along with others and the Eastern Kentucky University located in Madison County. Cornelisons/Waco was sold early on with Jugtown and Pisgah, according to my Allanstand Catalogue from the 20's, and the Pennland catalogue circa 1940, available on line, has mostly a lot of Ky pottery shown. The Madison County potteries may have numbered up to 40 and have been here because of large natural deposits of the "Irvin Clay" which is also well written up on the the internet. And a lot more.
This confirms the Kentucky origin of the Cumberland Mountain Blue and Log Cabin Green pottery lines sold by The Treasure Chest. The Junaluska line remains unattributed.

Wednesday, March 24, 2010

The Nasher Museum of Art at Duke University

The Nasher Museum of Art at Duke University has invited Pittsboro-based potter Mark Hewitt to create an installation of 12 of his large ceramic pots on the museum's front lawn. "Mark Hewitt: Falling into Place" will be on view for several months starting February 11, 2010.

For nearly 30 years, Hewitt has drawn inspiration from Asian and West African ceramics, and the native North Carolina potting traditions of Seagrove and the Catawba River valley. Hewitt digs the clay, mixes his own glazes and fires in a wood burning kiln on his property. For this installation, the artist selected pots from his own collection, four private collections and the Cameron Art Museum in Wilmington.

" 'Falling Into Place' describes my love affair with North Carolina and its venerable ceramic heritage," Hewitt said. "Finding this tradition was a little like an English guitar player discovering the blues."

The installation was conceived by Sarah Schroth, the Nancy Hanks Senior Curator at the Nasher Museum.

"Mark Hewitt is an internationally renowned potter whose work has been compared to icons, monuments and temples," Schroth said. "The huge scale of his work conveys an unmatched mastery of the medium. In this case, we are asking Mark to think like a sculptor. The daring placement of his beautiful pots with their salt glazes and incised patterns will create an organic transition between the museum's modernist architecture and the surrounding woods."

Hewitt was born and raised in Stoke-on-Trent, England, and has lived in North Carolina since 1983. He has exhibited in New York, Tokyo and London, and co-curated the exhibition "The Potter's Eye: Art and Tradition in North Carolina Pottery" at the North Carolina Museum of Art in 2005.

The exhibition is supported by Marilyn M. Arthur.

IMAGES: Detail of "Memorial to a Fetish" photo by Jason Dowdle.

Monday, March 1, 2010

In Memoriam: Nancy Sweezy

Nancy Sweezy, well known for her role in preserving the Jugtown pottery tradition, departed this life on February 6, 2010, at the age of 88.

Sweezy was already established as a potter and a proponent of folk art traditions when she came to North Carolina to run Jugtown in 1968. Her interest in the Southern pottery tradition resulted in publication of Raised In Clay - The Southern Pottery Tradition by the University of North Carolina Press in 1984. This work is an essential book for students and collectors of Southern pottery.

In 2006, Sweezy was awarded the Bess Lomax Hawes Award and a National Heritage Fellowship Award -- a lifetime honor presented to master folk and traditional artists -- by the National Endowment for the Arts.

Obituary by Raleigh Newsobserver.com -- Sweezy, 88, revived jugtown

Tuesday, February 2, 2010

"Museums In A Minute" NCPC Video

From the N. C. Arts Council -- a one-minute peek at the NCPC:

Sunday, January 31, 2010

Pottery by Phil Graves

by Jay Henderson

There are many students of North Carolina art pottery who consider Philmore Graves to be among the best turners in the renowned group of masters of that genre. Many biographies of North Carolina potters begin like the Gospel of Matthew, with a lengthy recitation of the potter's genealogy, and there are those who believe that good potters are born with their abilities. Phil Graves reveals the truth of the matter - - he did not come from a family of potters, but had learned the craft as an adult, achieving mastery by applying himself and seeking to produce wares as perfect as he could make them. Certainly, there is a great advantage to growing up in a potter's household, as Waymon Cole and Nell Graves had; but there are potter's children who couldn't turn a dog dish if their lives depended on it, and the work of Phil Graves proves that it is practice, application, and the desire the achieve that make a master turner.

Note: Click on any image for a larger view

Phil Graves at his potter's wheel was as much a perfectionist as he was in other aspects of his life. His kit was simple - - a small sponge, a pan of water, a rib, and a wire. Once a sufficient number of balls of clay was prepared, Phil set to turning at a pace that few could match. He stood at the wheel, of course, and deftly centered each ball of clay. The centering was the slow part. To my young eyes, it seemed as if Phil was pulling ready-made clay cylinders from a hole in the middle of the wheel. The process of shaping was completed, then finishing touches were made to the rim and base and the piece was wired off and set aside to dry. Vase after vase was pulled magically from the wheel, each one seemingly identical to the one before and the one after. When a shape called for handles, Phil made them quickly by hand and attached them, again, so that each piece appeared to be identical to the others.

There is not a single piece of pottery known to have been signed or marked by Phil Graves, yet his work can very often be identified with reasonable certainty. In addition to some reliable attributions which can be used for comparison, there are two sources of information to assist in the identification process. First, there are the characteristics of the pots themselves, particularly those made with handles. Second, there is the 1940 J. B. Cole's Pottery Catalogue, a priceless resource which contains monochrome photographs of more than 500 pieces of pottery.

Finding a piece illustrated in the 1940 Catalogue is always helpful and provides at least a starting point. This publication is particularly useful because the pottery is coded to indicate the maker and size of each piece – the serial number is preceded by a letter (“G” for Graves, for instance) and is followed by a measurement in inches. Thus the code G 283-7" indicates that the form is made by Phil Graves and has a finished height of about 7 inches. See IMAGE 2, which shows examples of a dozen forms, or "shapes" as many North Carolina potters called them, made by Phil Graves identified and by their code numbers.

The 1940 J. B. Cole's Pottery Catalogue does not depict every form and size made by the J. B. Cole potters. Some forms made in the 1920s evidently had been discontinued; a few forms from the 1930s were omitted; and others developed after World War II of course were not pictured. The 1940 J. B. Cole's Pottery Catalogue alone cannot be used to date pieces, since a great many of the same forms were made in later years. Dating a given piece requires consideration of the clay, the glaze, and production characteristics such as embedded stilt points and belt-sander marks (neither of which occur on pieces made of Michfield clay).

Because Phil Graves learned to make pottery as an adult, there is a progression in the quality of his work over time. The earliest pieces are good -- he did have a gifted mentor, after all, in Jace Cole -- but his drive to always do the best job he could shows up in improved pottery as time goes on. If practice makes perfect, the high-production environment at the J. B. Cole shop provided an ideal environment for Phil Graves. By the late 1930s, he was as skilled as the other potters working at J. B. Cole’s Pottery.

The two yellow-glazed vases shown in Image 5 demonstrate the progression in Phil Graves’ skill as a turner. The vase on the left, form G 284, is stamped “Sunset Mountain Pottery” and therefore can be reliably dated to the early 1930s. The vase on the right, form G 350, is glazed in the deeper yellow normally associated with pieces made in the late 1930s. Both are made with light Michfield clay. The thinner walls of the later vase are readily apparent.

The remarkable consistency of Phil Graves’ turning can be seen in the two vases illustrated in IMAGE 6. This style of vase, form G 395-8", appears to have been very popular in the 1930s and numerous examples have survived. The vases shown here, presumably kiln-mates, are virtually identical in all respects, as are the two examples of the same form depicted in IMAGE 1, above. The differences in finished weights of these vases is less than one-half of one per cent, a difference within the tolerance permitted by manufacturers of machine-made ceramics. Phil Graves' skill at the wheel approached the near-perfection seen in the work of A. R. Cole and Dorothy Auman.

J. B. Cole pottery was well-made but the success of the business depended on both quality and quantity. The potters were capable of turning out duplicates of the same form at a rate of dozens and scores per hour, depending on the size and complexity of the form. To "have a shape" meant developing the ability to make the same form repeatedly and accurately many times. In order to produce such numbers the potters developed habitual ways of turning, altering, and handling the forms they made, to the point where pieces were made by second nature, with little or no conscious thought given to the process. These production habits reveal the “hand” of the potter – the marks left from the turning of the piece, the way in which a spout is formed on a pitcher, the methods of forming and attaching handles, and so on.

Even when two potters turn a similar form, very often the manner of handle formation and attachment provides a signature. Phil Graves developed characteristic ways of making and attaching certain types of handles which were distinct from the other potters and provide a way to confirm that he made a particular piece. Pots which are altered after they are thrown (ruffled-edge vases, pitchers with pouring spouts) provide another source of characteristic methods.

Other factors to be considered are the clay and the glaze of the pottery. Until 1938, J. B. Cole’s Pottery used light-colored Michfield clay obtained from a deposit near Seagrove in Randolph County. The primary Michfield clay bed was sold in 1938 to a drainage-pipe manufacturer and sufficient quantities were no longer available. Thereafter, J. B. Cole’s Pottery obtained its clay from a red-clay deposit near Smithfield, North Carolina. This was the same clay used by A. R. Cole and was capable of being fired to terra-cotta temperatures, where it produced a dense, vitrified clay body. The fired color of this clay ranged from orange-red to brown.

The loss of the Michfield clay turned out to be a blessing in disguise. Michfield was a stoneware clay which was used for earthenware art pottery because of its light color, which helped produce clear, bright glaze results. The loss of the Michfield deposit was upsetting to the potteries which used it but Michfield was actually a poor clay for wheel-turned pottery, being “short” and difficult to work with. Potters often mixed some orange earthenware clay with Michfield batches to make it easier to use. The Smithfield red clay, on the other hand, was superior in all respects for wheel-turned work. Smithfield red clay was very plastic – that is, easy to form – but at the same time firm enough to resist sagging even when thrown very thinly and in radical shapes.

The change from Michfield clay to Smithfield clay resulted in better pottery, not only for Phil Graves but for the other potters as well. Nell Graves turned very thin-walled pieces with Michfield clay but her work expressed in Smithfield red clay was even finer, although it may take a micrometer to measure the difference, and allowed improvements in certain pieces, such as wider, thin-walled bowls for her "chamberstick" candle-holders. Waymon Cole developed the radically-shaped "Aladdin’s Lamp" teapot, a difficult form which he could make in production quantities with Smithfield clay.
The difference in the two clays is demonstrated by IMAGE 11 and IMAGE 12. The two vases shown in IMAGE 11 are the same form, the one on the left from the early 1930s and the one on the right from the 1960s. The 1930s example is made with walls not less than 3/8 inch thick (as glazed and fired) while the 1960s example of the same form is made with walls not more than 1/4 inch thick. The difference in finished weight of the two pieces is 1222 grams and 1006 grams, respectively, a reduction in weight of about 17.7 per cent.
The two vases shown in IMAGE 12 are the same form, the one on the left from the 1930s, glazed in green and white, and the one on the right from the 1950s, glazed in turquoise. Again, the wall thickness of the older, Michfield-clay example is about 3/8 inch, and of the Smithfield-clay piece, about 1/4 inch. The finished weights are 1918 grams and 1584 grams, a reduction of about 17.4 per cent, very close to the results seen in the vases illustrated in IMAGE 11.

From the 1920s through the early 1970s, J. B. Cole’s Pottery (called J. B. Cole Pottery after WWII) used fritted, lead-fluxed glazes almost exclusively. Glazes were mixed in large batches – Jace Cole had recycled a number of claw-footed, cast-iron bathtubs to hold glazes – and the more popular colors appear on a large number of surviving pieces. The glaze results on authenticated pieces are helpful in confirming the source of other pieces which have the same glaze.

Some of the glaze batches have unique characteristics which distinguish them from similar glazes used by other potteries. Light blue and blue-green glazes often show a marked speckling of the glaze colorant. The light-blue vase depicted in IMAGE 13, above, has speckles of colorant distributed throughout the glaze; because this vase bears the "Sunset Mountain Pottery" stamp, it can be authenticated as a J. B. Cole's Pottery product from the early 1930s and this glaze when found on un-marked pieces helps to verify their source.

In the 1930s, several J B. Cole glaze colors were over-dipped with a white glaze, including blue and white, orange (chrome red) and white, green and white, and rose and white. This method of glazing was used by several potteries but the results tend to be distinguishable. At some point the J. B. Cole white glaze became contaminated with flecks of blue, presumably from over-dipping dark-blue-glazed pieces, and these flecks show up on some color-and-white combinations. This blue flecking is illustrated in J. B. Cole Rose and White Art Pottery Glaze. The large ruffled-rim cabinet vase in IMAGE 13 is glazed in green overdipped in white and it has the blue flecking, eliminating any doubt as to its provenance.

While finding a piece with an impressed stamp, such as “Sunset Mountain Pottery” or “Goose Creek,” can be helpful in identifying its origin, other stamps can pose problems because J. B. Cole’s Pottery produced impressed-stamped pottery for other Cole family potteries, including A. R. Cole’s Rainbow Pottery. The pieces made by Rainbow Pottery in Sanford, N.C., are typically stamped with a round, India-ink stamp, but there are a few surviving examples having an impressed stamp which reads “Rainbow Pottery/Sanford, NC.” Examples of the round, India-ink stamp are shown in James, North Carolina Art Pottery, on pages 77 and 167-168, and in Lock, Traditional Potters, on pages 50, 133, and 196. On page 77 of North Carolina Art Pottery there is an example of the impressed stamp, which James calls a “rare stamp.” IMAGE 15 shows a piece with the same impressed stamp; it is a form G 305 and was made by Phil Graves at J. B. Cole’s Pottery. See, for comparison, the form G 305 depicted in J. B. Cole Rose and White Art Pottery Glaze.
The proper identification of vintage pottery can be a challenge -- but this is also part of the charm of studying and collecting North Carolina art pottery. There is a definite satisfaction gained from learning the clay and glazes of a pottery and the "hand" of a potter well enough to ferret out vintage pieces. Unfortunately, the work of some of the potters of that era, including Phil Graves, has not been subjected to thorough study. I may be partial, but I believe that Phil’s work is worthy of recognition in its own right.
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Text and photographs copyright 2008, 2009, 2010 by J. R. Henderson. This article is excerpted from a longer version titled Remembering Phil Graves which was published on Backcountry Notes; reprinted here by permission.

Friday, January 29, 2010

Treasures of the Earth Pottery Show & Sale


Treasures of the Earth opens next Thursday at the Cleveland Co. Arts Council.

Feb. 4 – March 11; Meet the Artists Reception, Feb 4th, 5:30-7:30pm


www.ccartscouncil.org
111 S. Washington St., Shelby, NC 28150 - Phone: 704-484-2787 - Email: info@ccartscouncil.org

Sunday, January 17, 2010

Daison Ware

by Jay Henderson

Who made Daison Ware? Conventional wisdom holds that the pottery sold as Daison Ware in the 1930s and 1940s was made by various of the North Carolina Cole families, but that may not be so. Certainly, J. B. Cole's Pottery was a primary source, but there is insufficient evidence to attribute other potteries with this connection.

click on any image for a larger view

Daison Manufacturing Corporation -- sometimes incorrectly called "Daison Lamp Company" -- was a manufacturer/distributor of lamps and other housewares and was located in Philadelphia, Pennsylvania. According to the records of the Pennsylvania Department of State, Daison Manufacturing Corporation was a registered corporate entity from January 1, 1933, until its dissolution on October 29, 1958. The 1933 date is likely not the date of incorporation but is probably the date of the first accessible records; however, it does establish that there was a corporate existence in the mid-1930s. There is a second Pennsylvania registration for "Daison Manufacturing Company," changing the final word of the name. The reason for this duplication is unknown.

Daison was connected to the department-store trade, selling to those establishments in many locations along the Atlantic coast. The Daison label tends to be found in or near urban areas which featured department stores, such as Philadelphia, Washington, D.C., Richmond, and Atlanta. Daison lamps were artistically-designed, quality products and occasionally turn up in estate collections. Photographs of two Daison lamps are currently available on the Smithsonian Institution's CollectionsSearchCenter. During the 1930s and 1940s, Daison purchased pottery which it labeled as "Daison Ware" and sold as part of its department-store line.

Left: J. B. Cole's Pottery vase, by Waymon Cole, blue-and-white glaze

The connection between J. B. Cole's Pottery and Daison Ware is well-established and was attested by Waymon Cole in later years. The exact dates of the J. B. Cole - Daison Ware arrangement are unknown, but the best evidence would make it from the mid- to late-1930s through the mid- to late-1940s. It may be that the Daison account came after the Sunset Mountain Pottery arrangement with Treasure Chest/Three Mountaineers ended in 1935.

The relationship turned out to be the salvation of both J. B. Cole's Pottery and Daison Manufacturing. During World War II, metals which Daison used to make its lamps became difficult to purchase, owing to the demands of armaments production. Coin collectors are familiar with the "steel cents" made by the United States Mint in 1943 when, because of the use of copper for shell casings and other military needs, the Mint coined one-cent pieces on zinc-coated steel blanks for a year. The copper shortage meant a brass shortage, and brass was then as now a primary material for the making of lamp bases. Daison turned to J. B. Cole's Pottery for the production of ceramic lamp bases -- and it was this contract that saw both Daison and J. B. Cole's through the war with business intact. While J. B. Cole's Pottery had made lamp bases prior to this time, they are fairly scarce items prior to the Daison arrangement in WWII.

Right: J. B. Cole's Pottery cream pitcher, by Philmore Graves, turquoise glaze.

Unlike Sunset Mountain and other contract arrangements, the Daison Ware name was not stamped into the pots. Instead, paper labels were glued to the base of each piece. There are numerous examples of Daison Ware labels still in existence. Some of these labels are virtually intact, others are remnants, and undoubtedly some of the labels were washed off or otherwise removed over the years. The labeled pieces are they key to attribution of Daison Ware.

Many students of North Carolina art pottery had attributed Daison Ware pieces both to J. B. Cole's Pottery and A. R. Cole Pottery. However, one of my correspondents, North Carolina collector Peg Wiebe, mentioned last year that she had not seen a Daison Ware piece which she would credit to A. R. Cole. Peg Wiebe has seen a lot more A. R. Cole pottery than I have and knows it well. My interest whetted, I began making comparisons where I could, and concluded that she was correct -- A. R. Cole did not make Daison Ware.

To begin, I looked up the A. R. Cole "Daison Ware" piece in Lock, Traditional Potters, and saw immediately that the attribution is wrong. The vase illustrated in Lock (see image on left) is not an A. R. Cole piece but instead is a Nell Cole Graves form, N47-8" as illustrated in the J. B. Cole 1940 Catalogue (see image on right, below). Lock's 1940s dating is right, since J. B. Cole's Pottery had switched to the Smithfield red clay after the Michfield clay bed was sold in 1938. However, the glaze is not a lead-rutile glaze, but a green overdipped with white.

Other examples of Daison Ware mis-attribution came to light. For instance, a Rebecca pitcher sold at auction in 2006 is attributed to A. R. Cole but is unmistakably the work of Waymon Cole. A large vase sold at auction in 2007 provides another such example. Another piece, a pitcher with applied decoration, is consistent with the forms shown as W108 and W 109 in the J. B. Cole 1940 Catalogue. (This attribution requires thanks, again, to Peg Wiebe for her sharp eye and excellent memory.) By comparison, there are numerous examples of Daison Ware which correspond to J. B. Cole pieces, including this vessel, a form G308 (1940 Catalogue) glazed in rose-and-white. My working conclusion at this point is that Daison may have purchased pottery from more than one source, certainly including J. B. Cole, but not from A. R. Cole.

In his introduction to North Carolina Art Pottery, Everette James wrote, "Knowledge about North Carolina art pottery is an evolving process. A 'truth' widely accepted today may be dismissed tomorrow in light of new data." So it goes with Daison Ware pottery. Given the nature of such contractual arrangements -- the potteries made pieces by the truckload for delivery to such customers -- it is only reasonable to expect that there would be a good number of surviving examples. There are so many examples of J. B. Cole pieces sold under this label that the connection is unassailable. The same cannot be said of A. R. Cole wares.

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Text and images (excluding excerpts from The Traditional Potters of Seagrove, North Carolina, by Robert C. Lock, and from the J. B. Cole's Pottery 1940 Catalogue) copyright 2010 by J. R. Henderson. This article was originally published in Backcountry Notes. Reprinted by permission.