William R. Keefer

OCLC:937436684

Geology

William R. Keefer

OCLC:148999404

Geology

William R. Keefer

UCAL:$C32208

Geology

William R. Keefer

UOM:39015095011725

Geology

William R. Keefer / Richard Frederick Hadley

UCR:31210018917391

Coal mines and mining

William R. Keefer

ERDC:35925000214699

Geology

William R. Keefer / Max Lorain Troyer

STANFORD:36105001168587

Formations (Geology)

William R. Keefer

OCLC:58629870

Keith B. Ketner / William R. Keefer / Frederick S. Fisher / D. L. Smith / R. G. Raabe

ERDC:35925000415221

Geology

William R. Keefer / Max Lorain Troyer

LCCN:64000223

Geology

William R. Keefer

OCLC:1960881

Geology

William R. Keefer / Geological Survey (U.S.) / United States. National Aeronautics and Space Administration

OCLC:28396129

Infrared imaging

John David Love / William R. Keefer / J. A. Van Lieu

LCCN:79604990

Geology

William R. Keefer

OCLC:614144255

Carl W. Stover / Elmer P. Danenberger / Ennio V. Giusti / Flora K. Walker / John A. Dietrich / Reginald Peter Briggs / Robert Andrew Baker / Ruth B. Simon / W. F. Cannon / W. J. Person / William R. Keefer / El Meyer / Elmo F. Cooley / J. S. Klasner / Richard Frederick Hadley / Kenneth J. Curry

LCCN:77608091

Apatite

William R. Keefer

OCLC:1116192782

OCLC:41325631

Geology

Geological Survey (U.S.) / William R. Keefer / Wyoming. Geological Survey of Wyoming

OCLC:148872293

Charles A. Appel / Elmer P. Danenberger / Flora K. Walker / Geological Survey (U.S.) / J. M. Motooka / William R. Keefer / David J. Grimes / Edward Malcolm MacKevett / John D. Bredehoeft / Richard Frederick Hadley

LCCN:76608209

Coal

John David Love / Kenneth Lee Pierce / Richard G. Baker / William R. Keefer

LCCN:78018782

Glacial epoch

Allison R. Palmer / Charles Butler Hunt / Clyde Polhemus Ross / Ellis Leon Yochelson / Francis Stearns MacNeil / John Tilton Hack / Patsy Beckstead Smith / Raymond E. Peck / Reuben James Ross / Richard Rezak / Ruth Todd / Wilbert Henry Hass / William R. Keefer / Josiah Bridge

LCCN:70605603

Algae, Fossil

William R. Keefer

OCLC:1000554131

Geology

John David Love / William R. Keefer

OCLC:9209137

Geology

United States. Department of the Interior

OCLC:1314922027

William R. Keefer / J. A. Van Lieu

ERDC:35925000211703

Geology

David Gottfried / Edward Thompson Ruppel / Harry Wynn Smedes / James Rogers Gill / John David Love / Richard G. Baker / Robert L. Christiansen / Harold J. Prostka / Horace Richard Blank / Jack James Rowe / William Aubrey Cobban / William R. Keefer / Leonard Gene Schultz / Robert I. Tilling

LCCN:72600023

Geology

Geological Survey (U.S.) / William R. Keefer / Wyoming. Geological Survey of Wyoming

OCLC:148872309

Geological Survey (U.S.) / John David Love / William R. Keefer / United States. National Park Service / Wyoming. Geological Survey of Wyoming

OCLC:148866942

Wyoming Geological Association. Special Symposium on Oil and Gas and Other Resources of the Wind River Basin, Wyoming

OCLC:28954256

Geology

William R. Keefer

OCLC:25567427

Geology