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Pewter (/ ˈ p juː t ər /) is a malleable metal alloy consisting of tin (85–99%), antimony (approximately 5–10%), copper (2%), bismuth, and sometimes silver. [1] In the past, it was an alloy of tin and lead , but most modern pewter, in order to prevent lead poisoning , is not made with lead.
Although the exact percentages vary between manufacturers, a typical standard for present-day pewter is approximately 91% tin, 7.5% antimony and 1.5% copper. By the 15th century, the Worshipful Company of Pewterers controlled pewter constituents in England. This company originally had two grades of pewter, but in the 16th century a third grade ...
Gorham Manufacturing Company's Works. Canal, Steeple, and North Main Streets, Providence, 1886. Gorham Silver was founded in 1831 in Providence, Rhode Island by Jabez Gorham, [3] a master craftsman, in partnership with Henry L. Webster. [4]
The mark for silver meeting the sterling standard of purity is the Lion Passant, but there have been other variations over the years, most notably the mark indicating Britannia purity. The Britannia standard was obligatory in Britain between 1697 and 1720 to try to help prevent British sterling silver coins from being melted to make silver plate .
They were manufacturers of pewterware, electroplated Britannia metal, silverware and electroplated nickel silver. Their products included hundreds of items for use in the kitchen (e.g. bowls, cutting-tools) and the dining room (e.g. tea services, cocktail shakers and mixers) as well as items such as candlesticks.
International Silver Company, General Office, Meriden, Connecticut. The International Silver Company (1898–1983, stopped making silver), later known as Insilco Corporation [2] and also known as the ISC, was formed in Meriden, Connecticut as a corporation banding together many existing silver companies in the immediate area and beyond.
Poole Silver Company exhibit. Poole Silver Company was an American silver manufacturing company, active in Taunton, Massachusetts from 1892 to 1971.. The Poole Silver Company was formed in 1892 by George Poole and Edward Roche in Taunton as Poole, Roche & Co., then established as a corporation on May 21, 1895, as an early manufacturer of silver products made with electroplating techniques.
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. Not to be confused with responsibility marks that are the marks of ...