973 resultados para Mines and mineral resources.


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Includes bibliography.

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At head of title: 89th Congress, 1st session, Committee print.

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At head of title: 88th Cong., 2d sess. Committee print.

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First vol. (through 1950) compiled by M.R. Burks and J.H. Schilling; 1951-55 and 1956-60 by C.F. and J.H. Schilling: 1961-65 by T. Ray; 1966-70 by M.A. and H.H. Koehn; 1971-75 by J.R. Wright and J.A. Russell; 1976-80 by Dana M. Adkins-Heljeson and Candace L. Holts.

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Not issued consecutively.

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