Author
Academy of Natural Sciences of Philadelphia
1
Agricultural College of Pennsylvania
1
Agricultural Society and Institute of New Castle County, Del
1
American Almanac Collection (Library of Congress)
3
Barker, Moore & Mein Medicine Co
1
Barnwell, R.G.
1
Bär, Johann, 1795-1858
2
Bell, Edwin
1
Biological Society of Washington
1
Bliss, George S.
3
Buel
1
Buel, J.
1
Buist, Robert, 1805-1880
1
Carey, Mathew, 1760-1839
1
Carnegie Institution of Washington
1
Chester County (Pa.) Agricultural Society
1
Chester County (Pa.) Agricutrual Society
1
Danckaerts, Jasper, b. 1639
1
Darlington, William, 1782-1863
1
De Bow, James Dunwoody Brownson
1
Delaware County Institute of Science (Media, Pa.)
2
Egelmann, Charles Frederick
1
Eleutherian Mills-Hagley Foundation Regional Economic History Research Center (Wilmington, Del.)
1
Farmers' Club of Pennsylvania
1
Farmers' High School of Pennsylvania
1
Field, Thomas W. 1820-1881
1
Foster, Thomas
1
Hampton Normal and Agricultural Institute
1
Hampton, Va Normal and Agricultural Institute
1
John Baer's Sons
1
Johnston, Henry Phelps, 1842-1923
1
Kentucky. Bureau of Agriculture, Labor and Statistics
1
Leavitt, Dudley, 1772-1851
1
Lieber, Oscar M. 1830-1862
1
Long Island Historical Society
1
Maule, Wm. Henry
1
New Castle County Agricultural Society and Institute
1
New Jersey State Agricultural Society
1
New Jersey State Board of Agriculture
1
Penn Dept. of Agriculture
1
Penn Normal Industrial and Agricultural School (St. Helena Island, Beaufort Co., S.C.)
1
Pennsylvania Agricultural Society
1
Pennsylvania Agriculture
2
Pennsylvania Polytechnic College (Philadelphia)
1
Pennsylvania State Agricultural Society
2
Pennsylvania State Agriculture
1
Pennsylvania State College
5
Pennsylvania State College. Department of Agricultural Extension
1
Peters, Richard, 1743-1828
1
Philadelphia Botanical Club
1
more ...