European Copper and Brass in North America

At least two materials of European manufacture have been used as important indicators of trade and chronology around the time of European contact with 

Aitken, W.C. (1866). Brass and brass manufactures. In The Resources, Products, and Industrial History of Birmingham and the Midland Hardware District, ed. Timmins, S., Hardwicke, London, pp. 225-281. 

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Bayley, J. (1990). The production of brass in antiquity with particular reference to Roman Britain. In 2000 Years of Zinc and Brass, ed. Craddock, P.T., British Museum Occasional Paper No. 50, British Museum, London, pp. 7-27. 

Bowman, S.G.E., Cowell, M.R. and Cribb, J. (1989). Two thousand years of coinage in China an analytical survey. Historical Metallurgy 23 25-30. 

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