The Extraction of Free Gold (McGowen)

$12.95
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The Extraction of Free Gold (McGowen)

A straightforward presentation of facts learned in a lifetime. Description of methods for removing gold from sand, gravel and rock matrices.

Paperback: 64 Pages
Publisher: H. G. Carson Enterprises (1973)
Product Dimensions: 8 x 5.1 x 0.3 inches

Price: $12.95
SKU: BE05