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Title Total-count gamma radiation map of the Zorzor quadrangle, Liberia / by John C. Behrendt and Cletus S. Wotorson.
Imprint Reston, Va. : U.S. Geological Survey, 1974.


 Maps  I 19.91:I-773-C    AVAILABLE
Description 1 map : col. ; 45 x 45 cm., folded in envelope 30 x 24 cm.
Series Miscellaneous geologic investigations ; map I-773-C.
Note "Prepared under the joint sponsorship of the government of Liberia and the Agency for International Development, U.S. Department of State."
Bibliog. Includes text with bibliography, index map, and 2 marginal maps, on reduced scale: Generalized aeroradioactivity map, and Suggested geologic contacts.
Subject Gamma rays -- Measurement -- Maps.
Liberia -- Maps.
Other Author Wotorson, Cletus S.
Geological Survey (U.S.)
Other Title Zorzor quadrangle, Liberia.