Soil survey, Iowa County, Iowa
[by J. D. Highland and R. I. Dideriksen. Fieldwork by J. D. Highland and others.
- Washington] U.S. Dept. of Agriculture, Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] 1967.
- i. 163 p. illus., maps (part fold. col.) 28 cm.