A color map depicting a portion of Mississippi County, Missouri. Small portions of Alexander County, Illinois, Ballard County, Kentucky, and the confluence of the Ohio and Mississippi Rivers are shown in the northeast corner of the area. The towns of Wyatt and Wilson City are shown in the southwest quarter. Physical features such as lakes, rivers, streams and topography are depicted in detail, as are roads, highways, and areas of development (buildings, farm units, towns, etc.). Includes quadrangle location map.