by Indiana University. Extension Division

1929

by University of Wisconsin. University Extension Division

1908

by Indiana University, Bloomington. Extension Division

1917

by National University Extension Association

1923

by University of the State of New York

1913

by University of Minnesota. President

1917

by University of Minnesota

1919

by University of Idaho

1918

by University of North Carolina at Chapel Hill

1926

by University of the State of New York

1913

by National University Extension Association. Conference

1927

by University of Minnesota

1913