Mining Directory-Catalog & Engineers' Handbook; of Machinery Equipment and Supplies for Mines, Mills, Smelters and Quarries, Metallic and Non-Metallic
Los Angeles, CA: Los Angeles Chamber of Commerce, 1932. First edition. Cloth over Boards. Quarto, pp. 156 plus 44 page classified index of products. Chapters include topics such as sound principles of mining; mining law; help in case of accidents;and metallurgical, geological, and engineering data. The index of products offered..... More