Small-scale Placer Mines as a Source of Gold, Employment, and Livelihood in 1935 Charles White Merrill Published: 1937 Total Pages: 100 Get eBook
Technical Paper - Bureau of Mines United States. Bureau of Mines Published: 1937 Total Pages: 1516 Get eBook
Federal Placer-mining Laws and Regulations United States. Bureau of Mines Published: 1938 Total Pages: 56 Get eBook
Production, Employment, and Productivity in the Mineral Extractive Industries, 1880-1938 Vivian Eberle Spencer Published: 1940 Total Pages: 192 Get eBook
Mineral Technology and Output Per Man Studies National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.) Published: 1937 Total Pages: 786 Get eBook
List of Publications, Bureau of Mines United States. Bureau of Mines Published: 1960 Total Pages: 846 Get eBook
List of Bureau of Mines Publications and Articles ... with Subject and Author Index United States. Bureau of Mines Published: 1960 Total Pages: 840 Get eBook
List of Publications Issued by the Bureau of Mines, with Subject and Author Index United States. Bureau of Mines Published: 1938 Total Pages: 532 Get eBook
List of Publications Issued by the Bureau of Mines from July 1, 1910, to January 1, 1960 United States. Bureau of Mines Published: 1960 Total Pages: 838 Get eBook
