00987cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040004100111050002200152082001100174100003800185245007200223260007500295300008900370490004700459500011000506504003200616650004500648740005200693gs 39000362 DLC20260227111345.0770728s1939    vauabf   b   s001 0 eng c  ags 39000362   a(OCoLC)3145363  aU.S. Geol. survey. LibrarycLNUdDLC00aQE173b.A2 no. 55  a557.551 aCooper, Byron Nelson,d1912-1971.00aGeology of the Draper mountain area, Virginia,cby Byron N. Cooper.  aUniversity, Va.a[Richmond,bDivision of purchase and printing]c1939.  axii, 98 p.bfront., illus., 23 pl. on 14 l. (incl. fold. map, fold. diagrs.)c23 cm.0 aVirginia.  Geological survey.  Bulletin 55  aAt head of title: Commonwealth of Virginia, Virginia conservation commission, Virginia geological survey.  aBibliographical foot-notes. 0aGeologyzVirginiazDraper mountain area.0 aDraper mountain area, Virginia, Geology of the.