Alfred H. Paschall / Guy Woolard Conrey / Samuel Williams Phillips / Samuel William Phillips / John Gordon Steele

OSU:32435016921959

Soil surveys

Guy Woolard Conrey / Robert Alonzo Winston / Frank Zinn Hutton / Walter S. Eckmann

ERDC:35925002002456

Soil surveys

Guy Woolard Conrey / R. N. Durr / Ivan Hodson / Martin Leatherman / Willis Shipman Mozier / Alfred H. Paschall

OSU:32435005926852

Soil surveys

Samuel Williams Phillips / R. E. Blaney / Guy Woolard Conrey / Ivan Hodson / W. B. Oliver / Howard Malcolm Smith

ERDC:35925002326632

Soil surveys

Arthur Elijah Taylor / Guy Woolard Conrey / Earl Donald Fowler / Theodore Charles Green / John T. Miller / William Edgar Tharp

UCSC:32106020884000

Soil surveys

Alfred H. Paschall / Guy Woolard Conrey / Frank Glade Loughry / John Gordon Steele

OSU:32435063307987

Soil surveys

Alfred H. Paschall / Guy Woolard Conrey / Frank Glade Loughry / John Gordon Steele

OSU:32435009798752

Soil surveys

Arthur Elijah Taylor / Guy Woolard Conrey / William Craig / Ivan Hodson / B. D. Morgan

ERDC:35925002313457

Soil surveys

Guy Woolard Conrey

UOM:39015031050977

Geology

Guy Woolard Conrey

UIUC:30112019791562

Agriculture

Guy Woolard Conrey / Myron Ansel Bachtell / Ohio Agricultural Experiment Station

OSU:32435058534843

Agricultural experiment stations

C. W. Ellenwood / Charles Elson Lively / Clifford Reginald Cutright / Ernest Howard Reed / Gustav Henry Poesch / Guy Woolard Conrey / John H. Sitterley / Lloyd Evans Thatcher / Myron Ansel Bachtell

UIUC:30112001706222

Agricultural productivity

Guy Woolard Conrey / John Sumner Cutler / Alfred H. Paschall

IND:30000138073709

Soil conservation

Andrew Robeson Whitson / Warren Jacob Geib / Guy Woolard Conrey / Arthur Henry Kuhlman / James W. Nelson

WISC:89063124432

Soil surveys

Andrew Robeson Whitson / Warren Jacob Geib / Guy Woolard Conrey / Oyvind Juul Noer / Theodore J. Dunnewald / Alfred Henry Meyer / Clinton B. Post / W. C. Boardman / Arthur Elijah Taylor / A. R. Albert / Carl Thompson / Lee Roy Adolph Schoenmann

UIUC:30112026937885

Soil surveys

Andrew Robeson Whitson / Warren Jacob Geib / Guy Woolard Conrey / Arthur Elijah Taylor

STANFORD:36105012452665

Soils

Andrew Robeson Whitson / Warren Jacob Geib / E. J. Graul / Lee Roy Adolph Schoenmann / Lee Roy H. Schoenmann / Theodore J. Dunnewald / Alfred Henry Meyer / Carlos Amie Le Clair / Clarence Lounsbury / Frederick Ludwig Musbach / Guy Woolard Conrey / Oliver Edwin Baker / Arthur Elijah Taylor / E. B. Watson

UIUC:30112018418233

Soil surveys

Guy Woolard Conrey / Ohio Agricultural Experiment Station / E. M. Burrage / Alfred H. Paschall

UIUC:30112019801593

Ohio

Guy Woolard Conrey

OSU:32435006280929

Soil profiles

Andrew Robeson Whitson / Warren Jacob Geib / Guy Woolard Conrey / Horace Valentine Geib / Theodore J. Dunnewald / Clinton B. Post / Lewis P. Hanson / W. C. Boardman / Arthur Elijah Taylor / Lee Roy Adolph Schoenmann / Carl Thompson / J. B. R. Dickey

UIUC:30112018418332

Soil surveys

Ohio. Division of Geological Survey

UOM:39015000705395

Geology

Guy Woolard Conrey

UIUC:30112019791562

Agriculture

Guy Woolard Conrey / John H. Sitterley / Lloyd Evans Thatcher / Myron Ansel Bachtell / Ohio Agricultural Experiment Station

OSU:32435019543149

Agricultural experiment stations

Guy Woolard Conrey / John Sumner Cutler / Alfred H. Paschall

IND:30000138073709

Soil conservation

Guy Woolard Conrey / Robert Alonzo Winston / Frank Zinn Hutton / Walter S. Eckmann

ERDC:35925002002456

Soil surveys

Guy Woolard Conrey

1357522517 / 9781357522513

Alfred H. Paschall / Guy Woolard Conrey / Frank Glade Loughry / John Gordon Steele

OSU:32435009798752

Soil surveys

Alfred H. Paschall / Guy Woolard Conrey / Samuel Williams Phillips / Samuel William Phillips / John Gordon Steele

OSU:32435016921959

Soil surveys

Guy Woolard Conrey / E. M. Burrage

OCLC:632507341

Soils

Alfred H. Paschall / Guy Woolard Conrey / Frank Glade Loughry / John Gordon Steele

OSU:32435063307987

Soil surveys