Marathon County, Wisconsin 1920

Shows soil types by colors and symbols.In the United States, soil surveys were conducted for individual counties by the National Cooperative Soil Survey, part of the U.S. Department of Agriculture. Data was gathered by field sampling and studying aerial photographs in order to produce maps showing soil classifications. Soil maps can be used by farmers and ranchers to identified suitable locations for crops or livestock. Architects and engineers use soil maps to determine if a location is suitable for construction.Color1:380,16