Sarcobatus, Atriplex conferjpgolia, Sitanion |
United States, Arizona |
1930-05-10 |
Shantz in Cactus forest |
United States, Arizona, Saguaro Forest |
1930-02-22 |
Shantz, Douglas fir |
United States, Arizona, White Mountains |
1930-10-12 |
Shelter in Papago Indian hut |
United States, Arizona |
1930-10-05 |
Skeleton and Forest |
United States, Arizona, Saguaro Forest |
1930-04-01 |
Skeleton of Saguaro |
United States, Arizona, Saguaro Forest |
1930-04-01 |
Skeleton of Saguaro |
United States, Arizona, Saguaro Forest |
1930-04-01 |
Small garden |
England, Devon |
1930-07-06 |
South Canyon, desert and hills |
United States, Arizona, Kaibab |
1930-05-13 |
The explorers |
United States, Arizona, Kaibab |
1930-05-11 |
The town |
England, Devon |
1930-07-05 |
Trees of forest |
United States, Arizona, White Mountains |
1930-10-12 |
Turkey country |
United States, Arizona, Little Colorado |
1930-11-19 |
Turkey country |
United States, Arizona, Little Colorado |
1930-11-19 |
Valley of Little Colorado |
United States, Arizona |
1930-10-10 |
Valley of Little Colorado |
United States, Arizona |
1930-10-10 |
Ward mill |
England, Devon |
1930-07-06 |
Yellow pine, dead sage |
United States, Arizona, Kaibab |
1930-05-10 |
Yellow pine, dead sage |
United States, Arizona, Kaibab |
1930-05-10 |
[Nikolai] Vavilov from Russia |
United States, Arizona |
1930-10-05 |