2 resultados para Parker, Benjamin Franklin, 1817-1900.

em Digital Commons - Montana Tech


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This paper traces the history of the Library of the Montana State School of Mines from its inception in 1900 to 2006. The history includes sketches of the library directors over 106 years, and the library’s various campus locations and emerging collections and services.

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This thesis is concerned with the beneficiation of an oxidized lead ore. Emphasis was placed upon concentration by flotation rather than by gravity methods, although some investigation was made with the Wilfley shaking table. The concentration of lead minerals received most consideration in the problem, but wherever possible attempts were made to increase the silver and gold concentration along with the lead.