by Oberlin Historical and Improvement Organization, Ohio, Clement Bates

1906

by Historical Records Survey (Ohio)

1942

by Ohio. General Assembly. Senate

1904

by Ohio State Library

1858

by Ohio Agricultural Research and Development Center

1892

by Ohio Agricultural Experiment Station, Ohio Agricultural Research and Development Center

1892

by Ohio State Horticultural Society

1888

by Ohio. Farmers' Institutes

1897

by Ohio Farmers' Institutes

1881

by Ohio State Board of Agriculture

1903

by Ohio State University. College of Agriculture. Extension Service

1915

by Ohio State University. Agricultural Extension Service

1915