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Filtrado por: Palabra clave [Numismatics,Metallurgy]

Report made to the Hon. Thomas Corwin, Secretary of the Treasury, by Professor R. S. McCulloh, of his operations at the mint of the United States, in refining California gold by his zinc method

Descripción:

Washington, Gideon & Co., Printers, 1852. 56 pp., 21 cm.

Palabra clave:

[Numismatics,Metallurgy]

Publicar país:

United States

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