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Contributions to economic geology ; 1916, pt. II.
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Fath, Arthur Earl, 1887- author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1916.
1916
Rating:
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Hares, C. J., author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1916.
1916
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Stebinger, Eugene, author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1917.
1917
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Butts, Charles, 1863-1946, author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, [1917]
1917
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Barnett, V. H., author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1916.
1916
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Calvert, William R., author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1916.
1916
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Heald, K. C. (Kenneth Conrad), 1888-1971 author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1916.
1916
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Ashley, Geo. H. (George Hall), 1866-1951, author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, [1917]
1917
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Stebinger, Eugene, author.
[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1916.
1916
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Hopkins, Oliver Baker, author.
[Washington, D.C.] : Department of Interior, United States Geological Survey, 1916.
1916
Rating:
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