Yazar
Howell Davis Spears
10 cilt bulundu.
George Roberts, Harrison Garman, J. D. Turner, Melville Amasa Scovell, William Henry Scherffius · Yayınevi bilinmiyor
392 sayfa · 1908
Agriculture
Edwin Stanton Good, Henry Ernest Curtis, J. D. Turner, John B. Hutson, Joseph Holmes Martin, Oliver March Shedd, William Donney Valleau, William Durrett Nicholls · Yayınevi bilinmiyor
628 sayfa · 1924
Agriculture
Charles Dudley Bohannan, Edwin Stanton Good, Garrett Davis Buckner, George Roberts, Harrison Garman, J. D. Turner, D. P. Campbell, E. C. Vaughn, Howell Davis Spears, Joseph Hoeing Kastle, Mark J. Smith, Wallace V. Smith, Edgar Hugo Nollau · Yayınevi bilinmiyor
496 sayfa · 1916
Agriculture
Dana George Card, Garrett Davis Buckner, Henry Ernest Curtis, Howard Herman Jewett, J. D. Turner, John Julian Hooper, Oscar Bernard Jesness, William Durrett Nicholls · Yayınevi bilinmiyor
628 sayfa · 1923
Abortion in animals
Harrison Garman, Henry Ernest Curtis, J. D. Turner, John Julian Hooper, Oliver March Shedd, Howard Herman Jewett, J. W. Nutter, Mary Le Grand Didlake · Yayınevi bilinmiyor
454 sayfa · 1914
Agriculture
J. D. Turner, Eugene La Verne Jackson, Howell Davis Spears · Yayınevi bilinmiyor
152 sayfa · 1921
Agriculture
Edwin Stanton Good, Harrison Garman, J. D. Turner, John Julian Hooper, Oliver March Shedd, Robert McDowell Allen · Yayınevi bilinmiyor
464 sayfa · 1913
Agriculture