Author
Cobbett, William, 1763-1835
3
Andreasen, H.
2
Bouthillier-Chavigny, Charles, vicomte de
2
Olmsted, Frederick Law, 1822-1903
2
Vries, Hugo de, 1848-1935
2
Ashmun, J. 1794-1828
1
Birkbeck, Morris, 1764-1825
1
British Association for the Advancement of Science
1
Burritt, Elihu, 1810-1879
1
Dakota Dept. of Immigration and Statistics
1
De Valinger, Leon, 1905-
1
De Valinger, Leon, 1905-2000
1
Delaware. Department of Agriculture
1
Delaware. State Board of Agriculture
1
Fegley, H. Winslow 1871-1944
1
Hammond, Harry
1
Hazen, William Babcock
1
Hulme, T. E. 1883-1917,
1
Jackson, Charles T. 1805-1880
1
Knoxville Industrial Association, Knoxville, Tenn
1
Lorain, John
1
McClure, P. F.
1
Parkinson, Richard, 1748-1815
1
Pickering, Joseph
1
Ridgway Farm and Land Company
1
Ruffin, Edmund, 1794-1865
1
Schwenkfelder Library (Pennsburg, Pa.)
1
Sheldon, John Prince
1
Shirreff, Patrick
1
South Carolina. Department of Agriculture
1
Temple, Oliver Perry, 1820-1907
1
Varlo, Charles, 1725?-1795?
1
Varlo, Charles, approximately 1725-approximately 1795
1
Virginia Dept. of Argiculture and Immigration
1
Washington, George, 1732-1799
1
Whitney, Caspar, 1862-1929
1