Antoine Banna / Arthur William Jasper / Edmond S. Harris / Edmund Harry Farstad / James A. Mixon / Joe Hamil McLure / Kenneth John McCallister / Martin Kriesberg / Perry Steen Richey / Roger F. Burdette / William A. Aronow / William Northam Garrott / Sidney J. Armore / Valentine John Brensike / Richard Jay Foote

UIUC:30112055318858

Cotton

Perry Steen Richey / Thew Delbert Johnson

UVA:X030493059

Grain elevators

Charles Horace Hamilton / Fred Denton Fromme / Frederick Wenzl Hofmann / Grover William Underhill / John Jesse Vernon / Le Roy Cagle / Roy Arthur Ballinger / Russell Alger Runnells / Joseph Wilbur O'Byrne / Russell Stanley Kifer / Whitney Coombs / William Edward Garnett / Thew Delbert Johnson

UIUC:30112019898805

Agriculture

Walter B. Rogers / Clifford Otis Eddy / Clinton Albert Ludwig / Frank H. Robinson / Richard Newman Brackett / Thomas Stephen Buie / Ward C. Jensen

UIUC:30112018066206

Agriculture

Thew Delbert Johnson

UVA:X030493174

Grain

Perry Steen Richey / Thew Delbert Johnson

UVA:X030493059

Grain elevators

Arthur Wesley Clyde / Chester Distad Dahle / Donald Elisha Harding Frear / Howard Jacob Bonser / Kenneth G. Beachley / Pennsylvania State College. Agricultural Experiment Station / Robert Bain Donaldson / Thew Delbert Johnson / Thomas Byron Keith / Walter Spurgeon Beach

UIUC:30112088725848

Agricultural experiment stations

Austin Lathrop Patrick / Frederick Fouse Lininger / James Johnston Reid / John Arden Ferguson / Pennsylvania State College. Agricultural Experiment Station / Percival Thomas Ziegler / Thew Delbert Johnson / Thomas Byron Keith / Walter Spurgeon Beach

UIUC:30112019824934

Agricultural experiment stations

Charles Horace Hamilton / Fred Denton Fromme / Frederick Wenzl Hofmann / Grover William Underhill / John Jesse Vernon / Le Roy Cagle / Roy Arthur Ballinger / Russell Alger Runnells / Joseph Wilbur O'Byrne / Russell Stanley Kifer / Whitney Coombs / William Edward Garnett / Thew Delbert Johnson

UIUC:30112019898805

Agriculture

Arthur Bryan Hamilton / Thew Delbert Johnson

UIUC:30112019615118

Agricultural systems

Thew Delbert Johnson

UIUC:30112019827929

Agriculture

John Jesse Vernon / Thew Delbert Johnson / Joseph Wilbur O'Byrne

UIUC:30112019900809

Agriculture

Walter Wardlaw Armentrout / Thew Delbert Johnson

UIUC:30112019922480

Agriculture

Arthur Bryan Hamilton / Lawrence E. Cron / Paul R. Poffenberger / Robert Andrew Jehle / Roger F. Burdette / Roy E Huffman / William Paul Walker / Earl Edward Miller / James W. Coddington / Samuel Henry DeVault / Thew Delbert Johnson

UIUC:30112019611497

Agricultural systems