Indiana. State Highway Commission (1961-1981). Division of PlanningPanel title: 1972-73 Indiana official highway map. Relief shown by spot heights. Includes index, distance chart, and text. Indexed chart of state recreation sites and facilities, directory of state police posts, text, 15 local route maps, and col. ill. of highway interchanges on verso.Imprint: [Indianapolis] : State Highway Commission, [1972]Dimensions: 94 x 59 cm; Scale: Approximately 1:633,600JPEGG1403 .S7 1972-1973engIndiana. State Highway Commission (1961-1981). Division of PlanningPublicRoads1972-73 Indiana state highway systemMapsIndiana1972Indiana University