1931
Frank M. McKee, Ohio
1932
Reed G. Landis, Illinois
1933
L.H. Brittin, Minnesota
1934
Fred L. Smith, Ohio
1935
Fred B. Sheriff, Montana
1936
Gill Robb Wilson, New Jersey
1937
Floyd E. Evans, Michigan
1938
Charles L. Morris, Connecticut
1939
Douglas O. Langstaff, Louisiana
1940
Dexter C. Martin, South Carolina
1941
Asa Rountree, Jr., Alabama
1944
Sheldon Steers, Montana
1945
William Anderson, Pennsylvania
1946
Lester Schroeder, Minnesota
1947
Clarence F. Cornish, Indiana
1948
Edward F. Knapp, Vermont
1949
James D. Ramsey, Michigan
1950
Crocker Snow, Massachusetts
1951
C.E.A. Brown, Ohio
1952
Joseph K. McLaughlin, Illinois
1953
Charles Gartrell, Kentucky
1954
Claude B. Friday, New York
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1955
C.A. Bud Moore, Mississippi
1956
Arthur E. Abney, Illinois
1957
George M. Nelson, Wyoming
1958
James E. Martin, Tennessee
1959
H.B. Wetherell, Connecticut
1960
Clyde P. Barnett, California
1961
R.L. Cunningham, Indiana
1962
Gerald C. Merchant, South Carolina
1963
James Vercellino, Arizona
1964
Harlon W. Bement, Utah
1965
J.E. Wenzel, Illinois
1966
Thomas K. Jordan, Wisconsin
1967
Charles A. Lynch, Montana
1968
Francis R. Gerard, New Jersey
1969
Lawrence E. McCabe, Minnesota
1970
Willard G. Plentl, Sr., Virginia
1971
Joseph R. Crotti, California
1972
Charles Murphy, Texas
1973
Grover C. Jones, Florida
1974
Fritz E. Wolf, Wisconsin
1975
Harold G. Vavra, North Dakota
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1976
Paul E. Burket, Oregon
1977
Paul E. Burket, Oregon
1978
Grover C. Jones, Florida
1979
A.H. (Rick) Childs, Pennsylvania
1980
Monte R. Schneider, South Dakota
1981
David L. Blackshear, Louisiana
1982
Clarence M. Cook, New York
1983
Willard G. Plentl, Jr., North Carolina
1984
Sonny Najera, Arizona
1985
C.A. (Clay) Wilkins, Texas
1986
David S. Fulton, Tennessee
1987
Kenneth A. Rowe, Virginia
1988
Arnold R. Stymest, Massachusetts
1989
Jack D. Kemmerly, California
1990
Michael D. Ferguson, Montana
1991
W. Luke Cousins, III, Georgia
1992
Raymond J Rought, Minnesota
1993
Charles H. Hostetter, A.A.E., Pennsylvania
1994
Harold W. Buker, Jr., New Hampshire
1995
Gary R. Ness, North Dakota
1996
Gary Adams, Arizona
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