Safety practices in California gold dredging / by S.H. Ash.

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Bibliographic Details
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Main Author: Ash, S. H. (Simon Harry), 1889-
Corporate Author: United States. Bureau of Mines
Format: Government Document Book
Language:English
Published: Washington : U.S. G.P.O., 1932.
Series:Bulletin (United States. Bureau of Mines) ; 352.
Subjects: