Soil survey of Saline County, Illinois /

by Miles, Clifford
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1978

Soil survey of Kankakee County, Illinois /

by Paschke, John E.
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1979

Soil survey of Jackson County, Illinois /

by Herman, R. J.
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1979

Soil survey of Du Page and part of Cook Counties, Illinois /

by Mapes, D. R.
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1979

Soil survey of St. Clair County, Illinois /

by Wallace, D. L.
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1978

Soil survey of Adams County, Illinois /

by Bushue, Lester J., 1930-
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1979

Soil survey of Vermillion County, Illinois /

by Wacker, C. E.
[Washington, D.C.?] : The Service, 1995

Soil survey of DeKalb County, Illinois /

by Hinkley, Kenneth C
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1978

Soil survey of Rock Island County, Illinois /

by Rehner, R.
[Washington] : Dept. of Agriculture, Soil Conservation Service, 1977