Janet K. Pitman / Charles Winthrop Spencer / Richard M. Pollastro / Geological Survey (U.S.)

ERDC:35925000918158

Geology

Richard M. Pollastro

UOM:39015095165885

Geology

Richard M. Pollastro

ERDC:35925002559794

Clay minerals

Janet K. Pitman / Charles Winthrop Spencer / Richard M. Pollastro

LCCN:lc89600022

Geology

Richard M. Pollastro

OCLC:937440507

Geology

Janet K. Pitman / Charles Winthrop Spencer / Richard M. Pollastro / Geological Survey (U.S.)

ERDC:35925000918158

Geology

Janet K. Pitman / Karen J. Franczyk / Ronald Carl Johnson / Samuel Y. Johnson / Vito F. Nuccio / Charles Winthrop Spencer / Donald E. Anders / Richard M. Pollastro

OSU:32435070134077

Belden Formation (Colo.)

Richard M. Pollastro

UOM:39015095165885

Geology

Margo I. Toth / Max Wyss / Ted G. Theodore / U.S. Geological Survey Library / J. S. Stacey / Richard Scott Sasscer / Robert Y. Koyanagi

OSU:32435022084040

Classification

Richard M. Pollastro

ERDC:35925002559794

Clay minerals

Geological Survey (U.S.) / M. J. Pawlewicz / Richard L. Dart / Romeo M. Flores / Stephen Leroy Robbins / T. S. Dyman / Timothy C. Hester / William J. Perry / C. William Keighin / George Randy Keller / James W. Schmoker / Howard L. Sahl

OSU:32435022084313

Anadarko Basin

Richard Jäschke

HARVARD:HN34QW

English language

Richard Jäschke

HARVARD:HN34QY

English language