County Maps show contours and elevations in meters, highways, roads and other manmade structures, water features, woodland areas and geographic names. Less detail is shown on these county maps because of space restrictions at the smaller scale, for more detail you may want to look at the quadrangle maps.
Limited quantities and counties available
PRAIRIE RESEARCH INSTITUTE
607 E. Peabody Drive, MC-700
Champaign, IL 61820