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Series

Water Science and Technology Board, undated 15

Wilford Gardner Publications, undated 13

University of California-Berkeley, undated 10

Soil Science Society of America, undated 9

Miscellaneous International and Professional Activities, undated 5

∨ more

University of Arizona, undated 3

International Union of Soil Scientists (IUSS), the United States National Committee of Soil Scientists (USNCSS) and the International Council of Scientific Unions (ICSU), undated 2

Iowa State University, undated 2

Robert Gardner, undated 2

United States Army Corps of Engineers, undated 2

Willard Gardner, 1883-1964 2

International Society of Soil Science, undated 1

Personal Files 1

Photographs, undated 1

University of Wisconsin, 1954-1983 1

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