Suggested Topics within your search.
Suggested Topics within your search.
1
by Selvig, Walter Alfred
Pittsburgh, Pa. : Mining and Metallurgical advisory Boards, 1929
Pittsburgh, Pa. : Mining and Metallurgical advisory Boards, 1929
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2
by Powell, Alfred Richard, 1891-
Pittsburgh, Pa. : Carnegie Institute of Technology, 1923
Pittsburgh, Pa. : Carnegie Institute of Technology, 1923
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3
by Hersey, Mayo D.
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
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4
by McCullough, H. F.
Pittsburgh, Pa. Carnegie Institute of Technology, 1926
Pittsburgh, Pa. Carnegie Institute of Technology, 1926
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5
by Thiessen, Reinhardt, 1867-1938
Pittsburgh, Pa., Carnegie Institute of Technology, 1922
Pittsburgh, Pa., Carnegie Institute of Technology, 1922
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6
by Hall, Ralph E.
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
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7
by Hersey, Mayo D.
Pittsburgh, Pa. : Carnegie Institute of Technology, 1925
Pittsburgh, Pa. : Carnegie Institute of Technology, 1925
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8
by Bouton, Craig M.
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
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9
by Herty, C. H. (Charles Holmes), 1896-1953
Pittsburgh, Pa. : Mining and metallurgical advisory boards, 1929
Pittsburgh, Pa. : Mining and metallurgical advisory boards, 1929
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10
11
12
by Nicholls, P. (Percy), 1870-1942
Washington : U.S. G.P.O., 1932
Washington : U.S. G.P.O., 1932
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Book
13
by Owings, C. W. (Clarence Watson), 1894-
Pittsburgh, Pennsvylania : Carnegie Institute of Technology, 1925
Pittsburgh, Pennsvylania : Carnegie Institute of Technology, 1925
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Book
14
by Francis, Wilfrid, 1899-
Washington : U.S. G.P.O., 1931
Washington : U.S. G.P.O., 1931
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Unknown
15
by Coward, H. F. (Hubert Frank), 1883-
Pittsburgh, Carnegie institute of technology, 1926
Pittsburgh, Carnegie institute of technology, 1926
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16
by Thiessen, Reinhardt, 1876-
Pittsburgh, Pa., Carnegie institute of technology, 1924
Pittsburgh, Pa., Carnegie institute of technology, 1924
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17
18
by Tiffany, J. E. (Joseph Edgar), b. 1879
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
Pittsburgh, Pa. : Carnegie Institute of Technology, 1924
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