00977cam a22002651  4500001001300000003000400013005001700017008004100034010001700075035001900092040003800111042001200149050002200161086001500183100004400198245010000242260004800342300010600390490004200496500006400538504003200602650003700634650002300671999001700694gs 35000084 DLC20260227111339.0760210s1934    dcu          f000 0 eng    ags 35000084   a(OCoLC)1982120  aDLCcIDeKNdOCoLCdUUdOCoLCdDLC  apremarc00aQE75b.B9 no. 8510 aI 19.3:8511 aErdmann, C. E.q(Charles Edgar),d1897-18a... The Book Cliffs coal field in Garfield and Mesa counties, Colorado,cby Charles E. Erdmann.  aWashington,bU.S. Govt. print. off.,c1934.  avi, 150 p.bincl. illus., tables. 21 pl. (incl. fold. col. map (in pocket) fold. diagrs.)c23 1/2 cm.0 aU.S. Geological survey.  Bulletin 851  aAt head of title: United States Department of the interior.  aBibliographical foot-notes. 0aCoal mines and miningzColorado. 0aGeologyzColorado.  c27174d27174