Ore deposits in the vicinity of the London fault of Colorado,
Singewald, Quentin Dreyer, 1902-
Ore deposits in the vicinity of the London fault of Colorado, by Quentin D. Singewald and B. S. Butler. - Washington, U.S. Govt. Print. Off., 1941. - vi, 74 p. incl. illus., tables, diagrs. 21 pl. (incl. fold. maps) 23 cm. - U.S. Geological survey. Bulletin 911 .
At head of title: United States Dept. of the Interior, Harold L. Ickes, secretary. Geological survey, W. C. Mendenhall, director. Eight folded plates in pocket. Prepared in cooperation with the state of Colorado and the Colorado metal mining fund.
Bibliographical footnotes.
gs 41000033
Ore deposits--Colorado.
Geology--Colorado.
TN24.C6 / S5 no. 911
Ore deposits in the vicinity of the London fault of Colorado, by Quentin D. Singewald and B. S. Butler. - Washington, U.S. Govt. Print. Off., 1941. - vi, 74 p. incl. illus., tables, diagrs. 21 pl. (incl. fold. maps) 23 cm. - U.S. Geological survey. Bulletin 911 .
At head of title: United States Dept. of the Interior, Harold L. Ickes, secretary. Geological survey, W. C. Mendenhall, director. Eight folded plates in pocket. Prepared in cooperation with the state of Colorado and the Colorado metal mining fund.
Bibliographical footnotes.
gs 41000033
Ore deposits--Colorado.
Geology--Colorado.
TN24.C6 / S5 no. 911