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Coal mines and mining
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1
由 Bottge, Robert G.
Washington, springfield, Va., U.S. Bureau of Mines, NTIS, 1973
Washington, springfield, Va., U.S. Bureau of Mines, NTIS, 1973
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2
由 Adams, W. W. (William Waugh), 1884-1945
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1920
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1920
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3
由 Thompson, J. W.
[Washington, D.C.] : [U.S. Dept. of Interior, Bureau of Mines], 1919
[Washington, D.C.] : [U.S. Dept. of Interior, Bureau of Mines], 1919
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4
由 Fieldner, Arno Carl, 1881-1966
Washington, U.S. Govt. Print. Off., 1935
Washington, U.S. Govt. Print. Off., 1935
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5
由 Ladoo, Raymond B. (Raymond Bardeen), 1893-
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1920
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1920
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6
由 Schehl, Richard R.
[Washington] : U.S. Dept. of the Interior, 1973
[Washington] : U.S. Dept. of the Interior, 1973
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7
由 Fieldner, Arno Carl, 1881-1966
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1919
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1919
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8
由 Wade, Gustav, 1885-
[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1942
[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1942
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9
10
由 Bennington, K. O.
Pgh. [i.e. Pittsburgh], Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1981
Pgh. [i.e. Pittsburgh], Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1981
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11
由 Fieldner, Arno Carl, 1881-1966
Washington : U.S. G.P.O., 1938
Washington : U.S. G.P.O., 1938
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12
由 Kissell, Fred N.
Pittsburgh, Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1975
Pittsburgh, Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1975
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13
由 Fieldner, Arno Carl, 1881-1966
Washington, U.S. Govt. Print. Off., 1932
Washington, U.S. Govt. Print. Off., 1932
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14
Washington : U.S. Govt. Print. Off., 1955
Rev.
Rev.
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15
由 Katz, S. H. (Sidney Hershberg), 1884-
Washington : U.S. G.P.O., 1928
Washington : U.S. G.P.O., 1928
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16
由 Austin, S. Ralph
[Washington] : Dept. of Interior, Bureau of Mines, 1979
[Washington] : Dept. of Interior, Bureau of Mines, 1979
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17
由 Leaf, C Gordon
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topgraphic and Geologic Survey; [Washington for sale by Supt. of Docs., U.S. Govt. Print. Off.], 1971
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topgraphic and Geologic Survey; [Washington for sale by Supt. of Docs., U.S. Govt. Print. Off.], 1971
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18
由 Ashmead, Dever C. (Dever Campbell), 1884-
[Harrisburg] : Dept. of Forests and Waters, Topographic and Geologic Survey 1926
[Harrisburg] : Dept. of Forests and Waters, Topographic and Geologic Survey 1926
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19
20
由 Elder, C. H. (Curtis H.)
[Washington] : Dept. of the Interior, Bureau of Mines, 1977
[Washington] : Dept. of the Interior, Bureau of Mines, 1977
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