00762cam a22002171  4500001001300000003000400013005001700017008004100034010001700075035001900092040001900111042001200130050002100142100004300163245011800206260008000324300005400404410004600458650002300504999001700527gs 10000454 DLC20260227111310.0760408s1910    xx            000 0 eng    ags 10000454   a(OCoLC)2101780  aDLCcTxEUdDLC  apremarc00aQE91b.A4 vol. 11 aCrawford, R. D.q(Ralph Dixon),d1873-12aA preliminary report on the geology of the Monarch mining district, Chaffee County, Colorado,cby R. D. Crawford.  a[Denver, Colo.,bThe Smith-Brooks printing company, state printers ,c1910]  a78 p.b3 fold. pl., 2 fold. maps, diagrs.c23 cm.20aColorado Geological Survey.tBulletin,v1 0aGeologyzColorado.  c24942d24942