Author
Carey, Mathew, 1760-1839
12
Washington, George, 1732-1799
6
Philadelphia Society for Promoting Agriculture
5
Fisher, Sidney George, 1809-1871
4
United States. Bureau of the Census
4
United States. Department of Agriculture
4
Browne, Charles Albert, 1870-1947
3
Cobbett, William, 1763-1835
3
Edwards, Everett Eugene, 1900-
3
Imlay, Gilbert, 1754?-1828?
3
Smith, Andrew F., 1946-
3
Agricultural History Society
2
Andreasen, H.
2
Bartlett, Richard A.
2
Bordley, J. B. 1727-1804
2
Bowers, Douglas
2
Boyles, Susan M.,
2
Bradley, Stephen E., Jr
2
Brunner, Edmund de Schweinitz, 1889-
2
Carey, Henry Charles, 1793-1879
2
Centennial Exhibition Philadelphia, Pa.)
2
Center for Migration Studies (U.S.)
2
Christensen, Chr. Bundgaard
2
Cloyd, Iris,
2
Collins, Robert, of Macon, Ga
2
Conference on Economic Progress (U.S.)
2
De Bow, J. D. B. 1820-1867
2
Downes, John, 1799-1882
2
Du Barry, Edmund L.
2
Egelmann, Charles F.
2
Filson, John, approximately 1747-1788
2
Flint, James
2
Gale Research Company
2
Gates, Paul W. 1901-1999
2
Green, F. W. 1884-
2
Grozgalvis, V.
2
Gruber, Katherine
2
Hitchcock, I. Irvine 1793-1868
2
Institute of Social and Religious Research
2
Jefferson, Thomas, 1743-1826
2
Kalm, Pehr, 1716-1779
2
Kip, Frederic Ellsworth, 1862-
2
Koek, Karin E.,
2
M. Thomas & Sons Auctioneers
2
Maryland State Agricultural Society
2
Mentz, Wilhelm G.
2
Michaux, François André, 1770-1855
2
Montgomery County Agricultural Society (Pa.)
2
National Legal Conference on Immigration and Refugee Policy Washington, D.C.)
2
Paré, Michael A.,
2
more ...