Photographic documentatio of vegetational changes in Africa over a third of a century, 1918-1957
1958
Shantz, Homer L. |
Turner, B. L. (Billie Lee) |
Shantz, Homer L.
Photographic documentation of vegetational changes in Africa, over a third of a century
1958
Shantz, Homer L. |
Turner, B. L. (Billie Lee) |