Soil survey of Butler County, Iowa
By: by J. Ambrose Elwell and E.N. Poulson.
Contributors: Poulson, E. N. 1895-; United States. Bureau of Chemistry and Soils.; Iowa Agricultural Experiment Station.
Series: United States. Dept. of Agriculture. Bureau of Chemistry and Soils. [Soil survey report] Series 1928 -- no. 5.
Publisher: Government Printing Office
Published: 1931
Place of publication: Washington, D.C
Language: eng
Number of pages: 48
Subjects: Soils -- Iowa -- Butler County -- Maps.; Soil surveys -- Iowa -- Butler County.
Genres: Maps.
Notes: In cooperation with the Iowa Agricultural Experiment Station.