Cover of Placer examination

An edition of Placer examination (1969)

Placer examination

principles and practice

By John H. Wells

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Publish Date

1973

Publisher

Bureau of Land Management

Language

eng

Pages

209

Description:

subjects: Evaluation, Handbooks, manuals, Placer deposits, United States, United States. Bureau of Land Management, Gold mines and mining, Hydraulic mining

Places: United States