Showing 1 - 3 results of 3 for search 'Stahl, Robert Lee', query time: 0.02s Refine Results
  1. 1
    Guide to geologic features affecting coal mine roof

    Guide to geologic features affecting coal mine roof by Stahl, Robert Lee

    [Arlington, Va.] : Dept. of Labor, Mine Safety and Health Administration, 1979
    Format: Government Document Book


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  2. 2
    Use of aircraft imagery in evaluating ground stability at open pit uranium mines in Gas Hills, Wyoming.

    Use of aircraft imagery in evaluating ground stability at open pit uranium mines in Gas Hills, Wyoming. by Stahl, Robert Lee

    [Washington, D.C.?] : U.S. Dept. of Labor, Mine Safety and Health Administration, 1983
    Format: Government Document Book


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  3. 3
    Use of aircraft imagery in evaluating ground stability at open pit uranium mines in Gas Hills, Wyoming

    Use of aircraft imagery in evaluating ground stability at open pit uranium mines in Gas Hills, Wyoming by Stahl, Robert Lee

    [Washington, D.C.?] : U.S. Dept. of Labor, Mine Safety and Health Administration, 1983
    Format: Government Document Book


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