American Association of Petroleum
American Association of Petroleum Landmen (AAPL)
American Geophysical Union (AGU)
American Petroleum Institute (API)
Association of Engineering Geologists
Association of Women Geoscientists
Bay Area Geophysical Society (BAGS)
Canadian Society of Exploration Geophysicists (CSEG)
Canadian Society of Petroleum Geologists
Denver Well Logging Society (DWLS)
Geological Society of America (GSA)
Gulf Coast Association of Geological Societies (GCAGS)
Houston Geological Society (HGS)
Independent Petroleum Assoc. of Mountain States(IPAMS)
International Association of Geophysical Contractors (IAGC)
International Energy Agency (IEA)
Rocky Mountain Association of Geologists
Society for Sedimentary Geology (SEPM)
Society of Exploration Geophysicists (SEG)
Society of Independent Professional Earth Scientists (SIPES)
Society of Petroleum Engineers (SPE)
Society of Professional Well Log Analysists (SPWLA)
University of CO Dept of Geological Sciences
University of UT Dept of Mines and Earth Science
University of WY Dept of Geology and Geophysics
Western State College, Geology Department
Nevada Bureau of Mines and Geology
North Dakota Geological Survey
Wyoming State Geological Survey
Colorado Oil & Gas Conservation Commission
Library of Congress – including US House and Senate sites
Petroleum Technology Transfer Council (PTTC)
Geo-Environmental Search Engine