TY - GEN A1 - Wegemann, Carroll Harvey (1879-?) A2 - United States of America. Geological Survey. PB - Government Printing Office. L2 - http://pbc.gda.pl/Content/77385 KW - geology KW - mineralogy KW - United States of America KW - journals T1 - Bulletin 621-C. The loco gas field Stephens and Jefferson Counties, Oklahoma UR - http://pbc.gda.pl/dlibra/publication/edition/77385 ER -