Mineral Resources of Columbia (Other Than Petroleum)
Subtitle: Geologic Investigations in the American Republics, 1949
By: Prepared in Cooperation with the Foreign Economic Administration.
Contributors: Singewald, Q.D.
Series: U.S. Geological Survey bulletin -- 964B
Publisher: s.n
Published: 1950
Place of publication: S.l
Language: eng
Notes: 1