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Panorama, general view over desert, no drainage out of this area - result of water spreading 1935-10-08 Arizona	From Aggie. Bldg. 1935-12-01 Arizona	From Aggie. Bldg. 1935-12-01 Arizona
From Aggie. Bldg. 1935-12-01 Arizona	Sand hills 1935-12-23 Arizona	Covillea, typical of Project 1935-12-23 Arizona
Hilaria rigida in sand 1935-12-23 Arizona	Gila-Yuma project 1935-12-23 Arizona	General over sand hills 1935-12-23 Arizona
Detail 1935-12-23 Arizona	Sand hills 1935-12-23 Arizona	From sand hills 1935-12-23 Arizona
General, typical 1935-12-23 Arizona	Hilaria rigida 1935-12-23 Arizona	Hilaria rigida 1935-12-23 Arizona
Desert, Hilaria 1935-12-23 Arizona	General view 1936-03-12 Arizona	Encelia farinosa 1936-03-27 Arizona
Ferocactus Wislizeni 1936-03-27 Arizona	Opuntia spinosior 1936-03-27 Arizona	Opuntia spinosior 1936-03-27 Arizona
Opuntia fulgida 1936-03-27 Arizona	Opuntia spinosior 1936-03-27 Arizona	Pack rat nest under mesquite 1936-03-27 Arizona
Pack rat nest 1936-03-27 Arizona