Penstemon |
United States, Colorado |
1914-06-19 |
Penstemon ambiguum, etc |
United States, Colorado |
1914-06-19 |
Psoralea and Ephedra |
United States, California |
1914-09-18 |
Psoralea, etc. |
United States, Colorado |
1914-07-17 |
Psoralea, Redfieldia, etc. |
United States, Colorado |
1914-07-17 |
Pueblo at Rito |
United States, New Mexico |
1914-09-21 |
Ranch |
United States, Colorado |
1914-06-19 |
Redfieldia |
United States, Colorado |
1914-07-17 |
Rip gut fence |
United States, Utah, Shoal Creek |
1914-09-09 |
Root system of Ash |
United States, Colorado |
1914-08-24 |
RR shot of desert |
United States, New Mexico |
1914-09-21 |
Sage |
United States, Utah |
1914-09-08 |
Sage and Juniper |
United States, Utah |
1914-09-08 |
Sage and Juniper |
United States, Utah, Shoal Creek |
1914-09-09 |
Sand creek |
United States, Colorado |
1914-07-17 |
Sand hill |
United States, Colorado |
1914-07-17 |
Sand hills |
United States, Colorado |
1914-07-17 |
Sand hills |
United States, Colorado |
1914-06-19 |
Sections of Artemisia tridentata |
United States, Colorado |
1914-09-19 |
Sections of Artemisia tridentata |
United States, Colorado |
1914-09-19 |
Sections of Artemisia tridentata |
United States, Colorado |
1914-09-19 |
Shad, etc. |
United States, California |
1914-09-20 |
Shad, Opuntia, etc. |
United States, Utah |
1914-09-08 |
Short grass |
United States, Colorado |
1914-06-27 |
Short grass |
United States, Colorado |
1914-06-27 |
Short grass |
United States, Colorado |
1914-06-27 |
Short grass, etc |
United States, Colorado |
1914-06-19 |
Soft maples in Blowout |
United States, Colorado |
1914-08-24 |
Suaeda |
United States, California |
1914-09-19 |
Succession following burn |
United States, Utah |
1914-09-04 |
Succession on sage |
United States, Utah |
1914-09-04 |
The Force |
United States, Colorado |
1914-07-10 |
The Force |
United States, Colorado |
1914-07-10 |
Train picture of country |
United States, California |
1914-09-20 |
Train picture of country |
United States, California |
1914-09-20 |
Tree clump |
United States, Colorado |
1914-08-24 |
Tree yucca, etc. |
United States, California |
1914-09-20 |
Tree yucca, etc. |
United States, California |
1914-09-20 |
Tree yucca, etc. |
United States, California |
1914-09-20 |
Vegetation |
United States, Colorado |
1914-07-17 |
Wind effect |
United States, California |
1914-09-18 |
Wiregrass |
United States, Colorado |
1914-08-24 |
Wiregrass |
United States, Colorado |
1914-08-24 |
Wool and Cotton Mill |
United States, Utah |
1914-09-08 |
Yucca |
United States, Colorado |
1914-06-19 |
Yucca, etc. |
United States, Utah |
1914-09-08 |