Title: Soil survey, Sulphur Spring Valley area, Arizona
Authors: Poulson, E. N. 1895-; Sweet, A. T.; Bailey, J. W.; United States.
Publisher: U.S. Govt. Print. Off.
Year: 1954
Subjects: Soil surveys Arizona Sulphur Springs Valley.; Soils Arizona Sulphur Springs Valley Maps.; Soil surveys; Soils; Sulphur Springs Valley (Ariz.); Arizona Sulphur Springs Valley