01206cam a22002891i 4500 gs 63000299 DLC 20260227111413.0 780407s1963 dcuabd b f000 0 eng gs 63000299 (OCoLC)3787845 DLC OClU ISS OCoLC DLC premarc TN24.C6 S48 no. 359 I 19.16:359/ Sims, P. K. (Paul Kibler), 1918- Economic geology of the Central City District, Gilpin County, Colorado / by Paul K. Sims, A. A. Drake, Jr., and E. W. Tooker. Washington : U.S. Govt. Print. Off., 1963. x, 231 p. : ill., maps (part col.) diagrs., tables and portfolio (fold. maps (part col.)) ; 29 cm. Geological Survey (U.S.). Professional paper ; 359 "Prepared on behalf of the U. S. Atomic Energy Commission." Bibliography : p. 226-228. Geology, Economic Colorado Central City District Ore deposits Colorado Central City District. Mines and mineral resources Colorado Central City District The Central City District, Gilpin County, Colorado. 29748 29748