Soil survey of the Tucson area, Arizona
By: by F. O. Youngs...[et al.]
Series: U. S. Bureau of Chemistry and Soils. Series 1931 -- No. 19.
Publisher: U.S. Govt. Print. Off. : For sale by the Supt. of Docs., U. S. Govt. Print.Off.
Published: 1936
Place of publication: Washington
Language: eng
Number of pages: 60
Subjects: Soils -- Arizona -- Pima County -- Maps.; Soil surveys -- Arizona -- Pima County.
Genres: Maps.
Notes: At head of title: United States Department of Agriculture.

In cooperation with the University of Arizona Agricultural Experiment Station.