01529oam 2200481Ia 450 991069085820332120040712150451.0(CKB)5470000002341751(OCoLC)44568520ocm44568520(OCoLC)995470000002341751(EXLCZ)99547000000234175120000712d1997 ua 0engurcn||||||txtrdacontentcrdamediacrrdacarrierDescribing petroleum reservoirs of the future[electronic resource][Denver, CO] :U.S. Geological Survey, Energy Resource Surveys Program,[1997]USGS fact sheet ;FS-020-97Title from title screen (viewed on July 12, 2004)."Charles W. Spencer.""Last updated 31-Jan-1997."Natural gasUnited StatesGas reservoirsUnited StatesPetroleumUnited StatesPetroleum reservesUnited StatesNatural gasGas reservoirsPetroleumPetroleum reservesSpencer Charles Winthrop1930-1382190Geological Survey (U.S.)Energy Resource Surveys Program (Geological Survey)GISGISOCLCQGPOBOOK9910690858203321Describing petroleum reservoirs of the future3425379UNINA