Scientific Aierican. FEBRUARY 13, 1892. | THE A New aul Valuable American Book for Prospectors and Miners. JUST READY. dust Out. … quantitative analyses of each of these minerals, and Gustave Hallé, E.M. ‘The Past Year in Mining,” by hints upon the various operations of mining, including Albert Williams, Jr., E.M., and “ Railroad Building in architecture and construction. By Prof. H. S. Osborn, 1891,” by Thos. L. Greene, are…
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