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Title/Description Location Datesort descending
General over desert United States, Arizona, Navaho Reservation 1935-10-08
From Aggie. Bldg. United States, Arizona, Univ. of Arizona 1935-12-01
From Aggie. Bldg. United States, Arizona, Univ. of Arizona 1935-12-01
From Aggie. Bldg. United States, Arizona, Univ. of Arizona 1935-12-01
Sand hills United States, Arizona 1935-12-23
Covillea, typical of Project United States, Arizona 1935-12-23
Hilaria rigida in sand United States, Arizona 1935-12-23
Gila-Yuma project United States, Arizona 1935-12-23
General over sand hills United States, Arizona 1935-12-23
Detail United States, Arizona 1935-12-23
Sand hills United States, Arizona 1935-12-23
From sand hills United States, Arizona 1935-12-23
General, typical United States, Arizona 1935-12-23
Hilaria rigida United States, Arizona 1935-12-23
Hilaria rigida United States, Arizona 1935-12-23
Desert, Hilaria United States, Arizona 1935-12-23
General view United States, Arizona, Cactus Forest 1936-03-12
Thrasher United States, Arizona, Cactus Forest 1936-03-27
Encelia farinosa United States, Arizona, Cactus Forest 1936-03-27
Baileya United States, Arizona, Cactus Forest 1936-03-27
Baileya United States, Arizona, Cactus Forest 1936-03-27
Encelia farinosa United States, Arizona 1936-03-27
Ferocactus Wislizeni United States, Arizona 1936-03-27
Opuntia spinosior United States, Arizona 1936-03-27
Opuntia spinosior United States, Arizona 1936-03-27
Opuntia fulgida United States, Arizona 1936-03-27
Opuntia spinosior United States, Arizona 1936-03-27
Pack rat nest under mesquite United States, Arizona 1936-03-27
Pack rat nest United States, Arizona 1936-03-27
Encelia farinosa, Ocotillo, etc United States, Arizona, Cactus Forest 1936-03-27
Palo verde United States, Arizona, Cactus Forest 1936-03-27
Palmer's Thrasher United States, Arizona, Cactus Forest 1936-03-27
Thrasher United States, Arizona, Cactus Forest 1936-03-27
Echinocereus engelmannii United States, Arizona 1936-04-10
Echinocereus engelmannii United States, Arizona 1936-04-10
Gaertneria dumosa, Opuntia fulgida United States, Arizona 1936-04-10
Short grass along edge where protected from grazing United States, Colorado 1937-05-23
Pasture United States, Colorado 1937-05-23
Effect of horse grazing, Bouteloua gracilis pulled out and dropped United States, Colorado 1937-05-23
Duplicate of 1908-1916 tree claim - hog, cattle damage United States, Colorado 1937-05-23
Tree claim duplicate shot United States, Colorado 1937-05-23
Detail of short grass cover gone except Bouteloua gracilis United States, Colorado 1937-05-24
Short grass in pasture United States, Colorado 1937-05-24
Short grass cover gone except Bouteloua gracilis United States, Colorado 1937-05-24
Buchloe dactyloides in swale United States, Colorado, Akron Exp. Sta. 1937-05-24
Bromus tectorum coming into short grass United States, Colorado, Akron Exp. Sta. 1937-05-24
Akron Trees United States, Colorado, Akron Exp. Sta. 1937-05-24
Buffalo and grama spotted United States, Colorado 1937-05-24
Duplicate of 1908 vegetation - shortgrass, overgrazed into weeds - remnant wiregrass United States, Colorado 1937-05-24
Weeds in damaged shortgrass United States, Colorado 1937-05-24

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