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Pontil scar on the base of a free-blown glass bowl. A pontil mark or punt mark is the scar where the pontil, punty or punt was broken from a work of blown glass.The presence of such a scar indicates that a glass bottle or bowl was blown freehand, while the absence of a punt mark suggests either that the mark has been obliterated or that the work was mold-blown.
A hallmark is an official mark or series of marks struck on items made of metal, mostly to certify the content of noble metals—such as platinum, gold, silver and in some nations, palladium. In a more general sense, the term hallmark is used to refer to any standard of quality.
Pages in category "Glass trademarks and brands" The following 47 pages are in this category, out of 47 total. This list may not reflect recent changes. A. AGC Inc.
The Westmoreland Glass Company was founded in 1889 when a group of men purchased the Specialty Glass Company located in East Liverpool, Ohio, and moved it to Grapeville, Pennsylvania. [1] Grapeville was chosen as the location of the factory because the property had a large source of natural gas. George West served as president of the company ...
When the dazzling 16-foot-high leaded stained- glass window arrived in Canton in 1913, it made front-page news—and postponed the new church’s dedication by a week because of a shipping delay.
The Kokomo Opalescent Glass Works of Kokomo, Indiana, is the oldest manufacturer of hand cast, ... Variation is one of the hallmarks of the way the glass is made, ...
Merchants' marks are as old as the sealings of the third millennium BCE found in Sumer that originated in the Indus Valley. [1] Impressions of cloth, strings and other packing material on the reverse of tags with seal impressions indicate that the Harappan seals were used to control economic administration and trade.
Glass types included flint glass, blue and green glass, and artistic colored swirls, used for decoration and paperweights often made by the glass workers during their lunch hour. Whitall Tatum mass-produced special-order prescription bottles for hundreds of pharmacies, such as Smith & Hodgson in downtown Philadelphia, embossed with their names ...