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A Standard Handbook Of The Mines And Mining Companies Of America's Greatest Gold Comp, And Other Mining Camps Of Colorado, U.s.a

Including Personal Narratives of Visits to Coal, Lead, Copper, and Tin Mines; With a Large Number of Interesting Experiments Relating to Alchemy and..

01

Up To The Manufacture Of Puddled Bars, With Analytical Tables Of Iron-making Materials

A Preliminary Report