tag:digital.library.illinois.edu,2005:/items/986232c0-82d4-0134-1f08-0050569601ca-cIllinois, Macomb quadrangle : topography2022-09-15T18:31:26Ztag:digital.library.illinois.edu,2005:Item/668792016-11-15T17:24:38Z2022-09-15T18:31:26ZIllinois, Macomb quadrangle : topographyRelief indicated by contours and spot heights.University of Illinois at Urbana-Champaign Library