BOOKQUE

Soil Survey of Morgan County, Indiana
Herbert Paul Ulrich , T. E. Barnes , Arthur P. Bell , Sutton Myers , L. E. Allison , T. E. Nivison , P. T. Veale , A. T. Wiancko
· 1950
Soil Survey of Johnson County, Indiana
Herbert Paul Ulrich , T. E. Barnes , Arthur P. Bell , Sutton Myers , T. E. Nivison , P. T. Veale
· 1948
No image available
Soil Survey of Clinton County, Michigan
U.S. Dept. of Agriculture. Bureau of Plant Industry. Division of Soil Survey , H. T. Rogers , T. E. Nivison , G. A. Johnsgard , Michigan State University. Agricultural Experiment Station
· 1936