by University of Maine at Orono. Maine Agricultural Experiment Station (U.S.)

1922

by University of Rhode Island. Agricultural Experiment Station

1889

by Cornell University. President

1914

by Cornell University

1915

by Cornell University

1914

by Cornell University

1916

by Cornell University. Board of Trustees

1917

by Cornell University

1913

by Cornell University. Library

1915

by University of Idaho

1912

by Brown University

1884

by Brown University

1900