Ore deposits in the vicinity of the London fault of Colorado /
Singewald, Quentin Dreyer,1902-
Butler, Bert Sylvenus,1877-
Washington : U.S. Govt. Print. Off.,
1941.
At head of title: United States Dept. of the Interior, Harold L. Ickes, secretary. Geological survey, W. C. Mendenhall, director.
Eight folded plates in separate case.
Bibliographical footnotes.
Ore deposits
Geology