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1
由 Fieldner, Arno Carl, 1881-1966
Washington, U.S. Govt. Print. Off., 1932
Washington, U.S. Govt. Print. Off., 1932
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2
由 Stull, R. T. (Ray Thomas), 1875-1944
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1923
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1923
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3
由 Huff, Wilbert J. (Wilbert James), 1890-
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1938
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1938
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4
由 Nicholls, Percy
Washington, D.C. : U.S. Dept. of Commerce, Bureau of Mines, 1929
Washington, D.C. : U.S. Dept. of Commerce, Bureau of Mines, 1929
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5
由 Morrow, G. S. (Gerald S.)
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992
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6
由 Bartels, John R.
Washington, D.C. (810 7th St., N.W., Washington 20241-0001) : U.S. Dept. of the Interior, Bureau of Mines, 1992
Washington, D.C. (810 7th St., N.W., Washington 20241-0001) : U.S. Dept. of the Interior, Bureau of Mines, 1992
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7
由 Kyriazi, Nicholas
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992
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8
由 Goris, J. M. (John M.), 1938-
Washington, DC : U.S. Dept. of the Interior, Bureau of Mines, 1993
Washington, DC : U.S. Dept. of the Interior, Bureau of Mines, 1993
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9
由 Utt, Walter K.
[Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1995
[Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1995
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10
由 Conti, Ronald S.
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992
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11
由 Wang, Richard C.
[Washington, D.C.?] : U.S. Dept. of Interior, Bureau of Mines, 1995
[Washington, D.C.?] : U.S. Dept. of Interior, Bureau of Mines, 1995
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12
由 Miscoe, Anthony J.
[Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1993
[Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1993
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13
由 Schmidt, Edward C. (Edward Charles), 1874-1942
Urbana : University of Illinois, 1917
Urbana : University of Illinois, 1917
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14
由 Zeller, H. William
Washington, D.C. (810 7th St., N.W., MS#9800, Washington 20241-0001) : U.S. Dept. of the Interior, Bureau of Mines, 1992
Washington, D.C. (810 7th St., N.W., MS#9800, Washington 20241-0001) : U.S. Dept. of the Interior, Bureau of Mines, 1992
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15
由 Sammarco, John J.
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993
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16
由 Baz-Dresch, John J.
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993
Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993
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17
由 McDonald, L. Garner
Washington, D.C. : Dept. of the Interior, Bureau of Mines, 1992
Washington, D.C. : Dept. of the Interior, Bureau of Mines, 1992
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18
由 Peterson, Jeffrey Shawn
Washington, DC : U.S. Dept. of the Interior, Bureau of Mines, 1992
Washington, DC : U.S. Dept. of the Interior, Bureau of Mines, 1992
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19
20
由 Conway, Ernest J.
[Pittsburgh, Pa.] : [Springfield, Va.] : Bureau of Mines, U.S. Dept. of the Interior ; [N.T.I.S. [distributor], 1988
[Pittsburgh, Pa.] : [Springfield, Va.] : Bureau of Mines, U.S. Dept. of the Interior ; [N.T.I.S. [distributor], 1988
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