01024agm a2200241u  450000100160000000500170001600800410003303500230007403500110009703500200010804000180012810000200014624501140016626001490028030000450042950000220047450000900049665000380058665000250062465000540064971000500070371000290075399650226010231120260227104102.0850117s1981    nyu250u          1sneng d  a(TU)000650226UTK019 a683264  a(OCoLC)11592790  aGOHcGOHdTKN1 aVerrall, Peter.10aStructural geology in the Canadian Overthrust Belth[slide] /cPeter Verrall, Clint Dahlstrom, Harold Freund.  aNew York :bScience-Thru-Media, Inc. [production company] ;aTulsa, Okla. :bAmerican Association of Petroleum Geologists [distributor],cc1981.  a250 slides :bcol. +e9 sound cassettes.  aIn two carousels.  a"A continuing education course presented at the 1981 AAPG Fall Education Conference." 0aGeologyzCanadazOverthrust Belt. 0aGeology, Structural. 0aThrust faults (Geology)zCanadazOverthrust Belt.2 aAmerican Association of Petroleum Geologists.2 aScience-Thru-Media, Inc.