Alternation - short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Russian thistle wilting as a result of silting in on short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Thistle on fresh silt, short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Short grass, 3% of grass lived |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Short grass, 3% of grass lived, but town in back |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1917 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Looking East from Blowout |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
From sand hills N of station, general view with veg. named |
United States, Colorado |
1940-06-15 |
General view, old yucca at left |
United States, Colorado |
1940-06-15 |
Muhlenbergia, Artemisia filifolia, Penstemon (same as F-7-1914) |
United States, Colorado |
1940-06-15 |
F-3-1914 - foreground closed with Muhlenbergia pungens (for late years) |
United States, Colorado |
1940-06-15 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
Dup. 87-1907 - now only short grass |
United States, Colorado |
1940-06-15 |
Almost as Dup. 87-1907 - now only short grass |
United States, Colorado |
1940-06-15 |
1908 was Andropogon, now short grass |
United States, Colorado |
1940-06-15 |
Dup. of F-1-1914, now Artemisia filifolia, grasses, Yucca same |
United States, Colorado |
1940-06-15 |
Dup of F-4-1914 |
United States, Colorado |
1940-06-15 |
Penstemon ambiguus |
United States, Colorado |
1940-06-15 |
Penstemon ambiguus |
United States, Colorado |
1940-06-15 |
Dup. of F-2-1914 |
United States, Colorado |
1940-06-15 |
Dup. D-2-1908, grass cover very open and weedy |
United States, Colorado |
1940-06-15 |
Dup. D-1-1908 |
United States, Colorado |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1918 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1919 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Andropogon only where favored, and in succession stages |
United States, Colorado |
1940-06-15 |
Andropogon only where favored, and in succession stages |
United States, Colorado |
1940-06-15 |
Andropogon only where favored, and in succession stages, Dup. P-7-1908 |
United States, Colorado |
1940-06-15 |
Detail - Muhlenbergia pungens tying down open sands |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Andropogon only where favored, and in succession stages |
United States, Colorado |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1915 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1916 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Detail Cowania |
United States, Arizona, Kaibab |
1940-07-08 |
Spruce below VT |
United States, Arizona, Kaibab |
1940-07-08 |
Recovery spruce below VT |
United States, Arizona, Kaibab |
1940-07-08 |
Spruce escape from deer |
United States, Arizona, Kaibab |
1940-07-08 |
Spruce escape from deer |
United States, Arizona, Kaibab |
1940-07-08 |
Dodds Blowout, Dup. V-11-1913 Cover is Muhlenbergia pungens |
United States, Colorado, Dodds Blowout |
1940-08-02 |
Dup. V-7-1913 |
United States, Colorado, Dodds Blowout |
1940-08-02 |
Dup. V-4-1913 Muhlenbergia pungens indicates effect of warmer years |
United States, Colorado, Dodds Blowout |
1940-08-02 |
Dup. U-10-1915 Blowout |
United States, Colorado |
1940-08-02 |
Similar to V-12 (1915?) (1907?) |
United States, Colorado |
1940-08-02 |
Dup. 47-1907 |
United States, Colorado |
1940-08-02 |
Dup. V-5-1913 |
United States, Colorado |
1940-08-02 |
Panorama showing Dodds Blowout. Duplicate of V-8 through V-10-1913 |
United States, Colorado |
1940-08-02 |
Panorama showing Dodds Blowout. Duplicate of V-8 through V-10-1914 |
United States, Colorado |
1940-08-02 |
Panorama showing Dodds Blowout. Duplicate of V-8 through V-10-1915 |
United States, Colorado |
1940-08-02 |
Dup. of Q-6-1908 |
United States, Colorado, Dodds Blowout |
1940-08-02 |