000 01273cam a22003251 4500
001 gs 65000368
003 DLC
005 20260227111417.0
008 780722s1966 dcuab b f000 0 eng
010 _ags 65000368
035 _a(OCoLC)4075583
040 _aDLC
_cOClU
_dOCoLC
_dDLC
042 _apremarc
050 0 0 _aTN24.C6
_bM6 no. 1208
082 _a553.0978861
100 1 _aMoench, Robert Hadley,
_d1926-
245 1 0 _aEconomic geology of the Idaho Springs district, Clear Creek and Gilpin Counties, Colorado,
_cby Robert H. Moench and Avery Ala Drake, Jr.
260 _aWashington,
_bU.S. Govt. Print. Off.,
_c1966.
300 _av, 91 p.
_billus., maps (part col.)
_c24 cm.
490 1 _aU.S. Geological Survey. Bulletin,
_v1208
500 _aPart of illustrative matter folded in pocket.
500 _aPrepared on behalf of the U.S. Atomic Energy Commission.
504 _aBibliography: p. 89-91.
650 0 _aGeology, Economic
_zColorado
_zIdaho Springs Region.
650 0 _aOre deposits
_zColorado
_zIdaho Springs Region.
650 0 _aMines and mineral resources
_zColorado
_zIdaho Springs Region.
700 1 _aDrake, Avery Ala,
_d1927-
_ejoint author.
710 2 _aU.S. Atomic Energy Commission.
830 0 _aGeological Survey bulletin.
_v1280
999 _c30110
_d30110