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The Iron Age 1920-02-19: Vol 105 Iss 8

1920 Reed Business Information US

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ESTABLISHED 1855 +t aka aie rapes, or ee New York, February 19, 1920 Pg a se ame encemane Raga roe - yx: * ohh ee, " rn bits SeShsn Mater a Neel cations ON AGE VOL. 105: No. 8 a a Developments in Brass Melting—I’ The Now Ancient Methods Giving Way to the Electric Furnace — The Large Commer- cial Application of the Bridgeport Brass Co. come down to us from the ancients there is ( all the present day industrial arts that have none that has changed less in the technique of its practice than brass melting. tory of brass is much be- clouded on account of the fact that writers often confused and other copper alloys. We do know, however, that brass making was known in_ prehistoric times because many speci- mens have been found in ancient ruins. Many of the earliest writers mentioned brass, but not in terms certain enough to preclude its confusion with bronze. The first unmistakable reference in literature to brass was made by Dios- corides in the first cen- tury after Christ, and from then on there is no contribution to the litera- ture of brass making until the thirteenth century, when Theophilus de- scribed the calcining of calamine (zinc ore) and its mixture with finely di- vided coppe…

Citation

The Iron Age 1920-02-19: Vol 105 Iss 8. Reed Business Information US. 1920.