00933cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035001900092040001900111042001200130050002000142100004300162245009700205260005800302300010000360410004600460500006500506504002500571650002300596650004300619999001700662gs 13000441 DLC20260227111314.0760408s1913    xx            000 0 eng    ags 13000441   a(OCoLC)2102395  aDLCcTxEUdDLC  apremarc00aQE91b.A4 no. 41 aCrawford, R. D.q(Ralph Dixon),d1873-10aGeology and ore deposits of the Monarch and Tomichi districts, Colorado,cby R. D. Crawford.  a[Denver, Col.,bThe Smith-Brooks printing co.,c1913]  a317 p.billus., plates (1 double) fold. maps, fold. plans, diagrs. (part fold., 1 col.)c24 cm.20aColorado Geological Survey.tBulletin,v4  aSome fold. maps, plans, diagrs. are in pocket on back cover.  aBibliography: p. 23. 0aGeologyzColorado. 0aMines and mineral resourceszColorado.  c25263d25263