1978. United States. Soil Conservation Service. Base source: USGS 1:100,000 county base compiled in 1977; interpretations derived from soil map constructed 1974.; "Projection and 10,000-metre gri... Dept. of Agriculture, Soil Conservation Service (Washington.).
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1878. Shows roads, railroads, section numbers, lakes, rivers, and towns.; T. 36 N.R. 6. E.; Accompanied by: Index of roads, Elkhart Township, Elkhart Cou...
1949. Blueline. 'State roads revised to January 1, 1949.' 'Data obtained from Statewide Highway Planning Survey.' Includes chart 'Culture in unincorporat... State Highway Commission of Indiana.
1914. Jones, Grove B., 1877- cartographer. Shows soil types classification by colors and symbols.; Field Operations Bureau of Soils 1914.; Snyder & Black, N.Y. Scale 1:63,360. 1 inch = 1 mile. Bureau of Soils.