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Ch. 1: Gold and Silver in 1915

Ch. 1: Gold and Silver in 1915 Page of 73 Ch. 1: Gold and Silver in 1915 Text size:minus plus Restore normal size   Mail page  Print this page
GOLD AND SILVER.                                             801
In the following tables compiled by V. C. Heikes, of the United States Geological Survey, some details are given for the consumption of quicksilver and of the cyanide in the recovery of gold and silver in six Western States from 1911 to 1915, inclusive.
Quicksilver consumed in certain Western States, 1911-1915.
Ch. 1: Gold and Silver in 1915 Page of 73 Ch. 1: Gold and Silver in 1915
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US Geol. Surv. 1915. Gemstones, Metals.
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