Soil survey, Pulaski and Alexander Counties, Illinois - Parks, Walter D.; Fehrenbacher, J. B. (Joe Bernard); United States. Soil Conservation Service; Illinois. Agricultural Experiment Station, Urbana (Washington] U.S. Dept. of Agriculture, Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1968)
Cover title.
Prepared in cooperation with Illinois Agricultural Experiment Station.
Bibliography: p. 119.
Keywords: Soils -- Illinois -- Pulaski County -- Maps; Soils -- Illinois -- Alexander County -- Maps; Soil surveys -- Illinois -- Pulaski County; Soil surveys -- Illinois -- Alexander County; Soil-surveys -- Illinois -- Pulaski Co; Soil-surveys -- Illinois -- Alexander Co