Bibliography and index of U.S. Geological Survey publications relating to coal

Veröffentlicht 1976

Bibliography and index of U.S. Geological Survey publications relating to coal, January 1971-June 1974

von Walker, Flora K.
Veröffentlicht 1975

Bibliography and index of U.S. Geological publications relating to coal, 1971-1975

von Walker, Flora K.
Veröffentlicht 1976

Bibliography and index of U.S. Geological Survey publications relating to coal, january 1971 through june 1978

von Walker, Flora K.
Veröffentlicht 1978

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von Walker, Flora K.

Bibliography of publications by U.S. Geological Survey authors through 1975 that pertain to subjects related to the Geology and Food Conference

von Walker, Flora K.
Veröffentlicht 1977

Proceedings of the geology and food conference, with related U.S. Geological Survey project and a bibliography

Veröffentlicht 1977

Proceedings of the Geology and Food Conference : With related U.S. Geological Survey projects and a bibliography. By Omer B[eaver] Raup, ed. Bibliography comp. by Flora K. Walker...

Veröffentlicht 1977