George B. Bradshaw / William Walter Donnan

UCR:31210024997833

Soil permeability

Alan D'Yarmett Freas / Albert Wade Brant / Alice Louise Robert / Arthur Charles Dillman / Coit Alfred Suneson / George Arceneaux / Harold Morrison / Henry Thomas Converse / Moses Naphtali Levine / Philip Luginbill / R. E. Wagner / Richard J. Foote / Sidney J. Armore / Verz Rogers Goddard / William Walter Donnan / Alfred W. Otte / George B. Bradshaw / Harland Stevens / Henry Raymond Painter / Herbert G. Wiseman / John W. Klein / L. P. Hebert / Magnus Leonard Selbo / Mary Williams Marshall / William John Cherewick / Gilbert Chin / L. C. Mayeux / Malcolm Clough

OSU:32435027440882

Agriculture

William Walter Donnan / George B. Bradshaw

UCR:31210020151690

Agriculture

William Walter Donnan

UCR:31210025050533

Drainage

United States. Soil Conservation Service. Division of Irrigation and Water Conservation / William Walter Donnan / Vladimir S. Aronovici / Harry French Blaney

UCR:31210004091219

Drainage

United States. Soil Conservation Service / George B. Bradshaw / William Walter Donnan

OCLC:24297712

Drainage

OCLC:631360760

Vladimir S. Aronovici / William Walter Donnan

OCLC:39267763

Drainage

United States. Department of Agriculture / William W. Donnan / George B. Bradshaw / G. H. Bradshaw

OCLC:150468830

Drainage

United States. Soil Conservation Service / Harry French Blaney / William Walter Donnan

UIUC:30112097781220

Drainage

William Walter Donnan

9798610939889

William Walter Donnan / George B. Bradshaw / United States. Soil Conservation Service

OCLC:53049101

Groundwater flow

William Walter Donnan / Vladimir S. Aronovici / Harry French Blaney

OCLC:5815101

Drainage

Elsie Halstrom Dawson / Alice Louise Robert / Arthur Charles Dillman / George Arceneaux / Gladys L. Gilpin / Harold Morrison / Henry Thomas Converse / Ivan L. Lindahl / Leander D. Howell / Moses Naphtali Levine / Philip Luginbill / R. E. Wagner / Richard J. Foote / Verz Rogers Goddard / William Walter Donnan / George B. Bradshaw / Henry R. Painter / Herbert G. Wiseman / Jessie C. Lamb / John W. Klein / L. P. Hebert / Mary Williams Marshall / William John Cherewick / Edward D. Toepfer / L. C. Mayeux / Malcolm Clough / Helen W. Warren

LCCN:agr52000050

Barley

William Walter Donnan

OCLC:36786604

Drain-tiles

George Bergstrom Bradshaw / William Walter Donnan / Harry French Blaney / George D. Clyde

OCLC:4773517

Drainage

William W. Fox / Vladimir S. Aronovici / William Walter Donnan

OCLC:54070527

Drainage

George B. Bradshaw / William Walter Donnan / United States. Soil Conservation Service. Division of Irrigation Engineering and Water Conservation / Imperial Irrigation District (Calif.)

OCLC:7418532

Groundwater

William Walter Donnan / G. Marvin Litz / V. S. Aronovici

OCLC:21854935

Groundwater

Wayne D. Criddle / William Walter Donnan / United States. Soil Conservation Service. Division of Irrigation and Water Conservation

OCLC:38734172

Drainage

William Walter Donnan / G. Marvin Litz

OCLC:27002119

Geophysical well logging

United States. Agricultural Research Service / Luther B. Grass / William Walter Donnan

OCLC:24602713

Coachella Valley (Calif.)

Michael R. Rector / William H. Donnan / Kern County (Calif.). Water Agency

OCLC:25377607

Agricultural engineering

United States. Soil Conservation Service / William Walter Donnan / Red Top Soil Conservation District

OCLC:24450381

Groundwater

Alan D'Yarmett Freas / Albert Wade Brant / Alice Louise Robert / Arthur Charles Dillman / Coit Alfred Suneson / George Arceneaux / Harold Morrison / Henry Thomas Converse / Moses Naphtali Levine / Philip Luginbill / R. E. Wagner / Richard J. Foote / Sidney J. Armore / Verz Rogers Goddard / William Walter Donnan / Alfred W. Otte / George B. Bradshaw / Harland Stevens / Henry Raymond Painter / Herbert G. Wiseman / John W. Klein / L. P. Hebert / Magnus Leonard Selbo / Mary Williams Marshall / William John Cherewick / Gilbert Chin / L. C. Mayeux / Malcolm Clough

OSU:32435027440882

Agriculture

United States. Soil Conservation Service. Division of Irrigation and Water Conservation / William Walter Donnan / Vladimir S. Aronovici / Harry French Blaney

UCR:31210004091219

Drainage

William Walter Donnan / George B. Bradshaw

UCR:31210020151690

Agriculture

George B. Bradshaw / William Walter Donnan

UCR:31210024997833

Soil permeability

William Walter Donnan

UCR:31210025050533

Drainage

United States. Soil Conservation Service / Harry French Blaney / William Walter Donnan

UIUC:30112097781220

Drainage