Lyon County, Kansas, 1:100 000-scale metric topographic map : county map showing contours and elevations in meters ... geographic names / produced by the United States Geological Survey in cooperation with state of Kansas agencies
Scale 1:100,000. 1 cm on the map represents 1 km on the ground ; Universal transverse Mercator projection (W 96°21ʹ00ʺ--W 95°56ʹ00ʺ/N 38°44ʹ00ʺ--N 38°10ʹ00ʺ).
Note
Relief shown by contours and spot heights. Panel title. Designed to be folded to 25 x 11 cm. "Compiled from USGS 1:24 000-scale topographic maps dated 1957-1979. ... Planimetry revised from aerial photographs taken 1978 ... Map edited 1982." UTM grid based on Kansas coordinate system, south zone. Includes 2 location maps, text, and "Index to 1:24 000-scale maps." "38096-D2-CM-100."