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The old hallmarks were as unique as today's logos, and disputes often arose when one company copied another's stamp. [citation needed] "The words "silver" and "sterling silver" describe a product that contains 92.5% pure silver. Silver products sometimes may be marked 925, which means that 925 parts per thousand are pure silver.
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.
Napier Company (jewellery) The Napier Company (1922-present). Flask, 1925-1930. Sterling silver and cork, 9 5/8 x 4 1/2 x 1 3/16in. (24.4 x 11.4 x 3cm). Brooklyn Museum, Modernism Benefit Fund. Napier necklace with tag. The Napier Company is an American jewelry manufacturing company, and was one of the first modern corporations in the United ...
Sterling silver. Sterling silver is an alloy composed by weight of 92.5% silver and 7.5% other metals, usually copper. The sterling silver standard has a minimum millesimal fineness of 925. Fine silver, which is 99.9% pure silver, is relatively soft, so silver is usually alloyed with copper to increase its hardness and strength.
Timothy Tuttle formed the Tuttle Silver Company in 1890, in downtown Boston, Massachusetts.. His first work was to duplicate sterling pieces by special order. And because the pieces he duplicated were generally English sterling pieces, the original Tuttle pieces are dated in the English custom, with the crest of the reigning monarch of the times, to indicate the time period.
The William B. Durgin Company (1853 - 1924) was a noted American sterling silver manufacturer based in Concord, New Hampshire, and one of the largest flatware and hollowware manufacturers in the United States. Over the period 1905-1924 it was merged into the Gorham Manufacturing Company.