tag:digital.library.illinois.edu,2005:/itemsItems2022-09-15T18:31:21Ztag:digital.library.illinois.edu,2005:Item/668012016-11-15T17:24:24Z2022-09-15T18:31:21ZIllinois (Shelby Co.), Shelbyville quadrangle : 15-minute seriesRelief shown by contours and spot heights.University of Illinois at Urbana-Champaign Library