00893nam0-2200289---450-99001004885040332120160413083319.0001004885FED01001004885(Aleph)001004885FED0100100488520160302d1934----km-y0itay50------baengUSa-------001yyProblems of petroleum geologya sequel to : structure of typical american oil fieldsedited by W. E. Wrather and F.H. LaheeTulsaThe American Association of Petroleum Geologists1934XII, 1073 p.ill.24 cmIn testa al front.: Sidney Powers Memorial VolumeWrather,W.E.Lahee,F.H.ITUNINARICAUNIMARCBK990010048850403321M 9/25126/LDINGEDINGEUNINA