Geology of the manganese deposits of Cuba /
by Frank S. Simons and John A. Straczek.
- Washington, [D.C.] : U.S. G.P.O., 1958.
- xi, 289 p. : ill., maps (some col.) ; 24 cm. + 32 folded leaves in case.
- Geological Survey bulletin ; 1057 .
"A summary report prepared in cooperation with the Dirección de Montes, Minas, y Aquas, Ministerio de Agricultura, under the auspices of the Interdepartmental Conference on Scientific and Cultural Cooperation with the American Republics, Department of State." Includes index.