Soil survey of Burleigh County, North Dakota /

Washington : The Service : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1974

Soil survey of Mitchell County, Iowa /

by Voy, Kermit D., Highland, J. D., 1923-
Washington : U.S. Dept. of Agriculture, Soil Conservation Service, 1975

Soil survey of Yellow Medicine County, Minnesota.

by Hokanson, Hilding L.
[Washington, D.C.?] : U.S. Dept. of Agriculture, Soil Conservation Service, 1981

Soil survey of Norman County, Minnesota /

by Jacobson, Malvern N.
Washington : U.S. Dept. of Agriculture, Soil Conservation Service : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1974

Soil survey of Rice County, Minnesota /

[Washington] : The Service, 1975

Soil survey of Aurora County, South Dakota.

by Schlepp, Richard L.
[Washington, D.C.?] : U.S. Dept. of Agriculture, Soil Conservation Service, 1980