Economic paper

Economic paper

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Because few new uses for silver chemicals have been developed in recent years the immediate expansion of silver ... STERLING-SILVERWARE INDUSTRY Sterling silverware consumes over one-third of the silver entering the arts and ... Bar silver (0.999 fine) Silver solders --a–i Silver in other forms (principally scrap)-.

Title:Economic paper
Author:United States. Bureau of Mines
Publisher: - 1928


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