Yazar
samuel emmett
18 cilt bulundu.
Samuel Emmett McGregor, Charles Taylor Vorhies · Yayınevi bilinmiyor
22 sayfa · 2012-09-01
Kategori yok
Charles E. Robertson, George Wilbert Barr, Harry Embleton, James Greenlief Brown, Rubert Burley Streets, Samuel Emmett McGregor, William I. Thomas, William Thomas McGeorge, Charles Taylor Vorhies · Yayınevi bilinmiyor
472 sayfa · 1947
Agriculture
A. D. Jackson, Don L. Jones, Frank Lincoln Thomas, Fred Hale, Lechter P. Gabbard, William Bradford Lanham, Jay Laurence Lush, Samuel Emmett McGregor · Yayınevi bilinmiyor
288 sayfa · 1927
Agriculture
Samuel Emmett McGregor, University of Arizona. Agricultural Experiment Station · Yayınevi bilinmiyor
40 sayfa · 1947
Agriculture
Charles E. Ramsey, Alvin A. Johnson, Arthur Chester Dahlberg, Arthur D. Jeffrey, Carroll Vernon Hess, Charles H. Elliott, Emmett D. Harris, George Harvey Wellington, John Peter Willman, Leland Spencer, Louis J. Edgerton, Lowell Clem Cunningham, Olaf F. Larson, Philip Taietz, Robert Eugene Treece, Robert R. Morrow, Roger W. Hemken, Roy Glen Wiggans, Samuel Thomas Slack, Sedgwick Edward Smith, Thomas Greweling, Walfred Albin Anderson, Wilbert Keith Kennedy, Wilson G. Pond · Yayınevi bilinmiyor
32 sayfa · 1955
African Americans