Author
Hitchcock, I. Irvine 1793-1868
2
Maryland State Agricultural Society
2
Roberts, Edward P.
2
Sands, Samuel
2
Sands, William E.
2
Scheffer & Beck
2
Skinner, John S. 1788-1851
2
Smith, Gideon B.
2
Worthington, N. B.
2
Agricultural History Society
1
California Rural Legal Assistance Foundation
1
Citizens for Farm Labor (Berkeley, Calif.)
1
Coleman, W. W. 1835-1888
1
Collom, William
1
Darlington, J. Lacy
1
Egelmann, Charles Frederick
1
Federation of Jewish Farmers of America
1
Haldeman
1
Hanson, H. C.
1
Heifer International
1
Institute of Pennsylvania Rural Life and Culture
1
Mease, James, M.D.
1
National Farm School (Doylestown, Pa.)
1
Penn School (Saint Helena Island, S.C.)
1
Pennsylvania Association for Sustainable Agriculture
1
Pennsylvania Farm Museum at Landis Valley
1
Pennsylvania State Horticultural Association
1
Pennsylvania. Department of Agriculture
1
Red Lake County Farm Bureau Association
1
Saunders, William
1
Scott, R. Robinson
1
Society for the Promotion of Useful Arts, Albany, New York
1
Spangler
1
Spangler, A. M.
1
Turf, Field and Farm Association
1
United States. Department of Agriculture
1
Young, William S.
1