Wisconsin Department of TransportationThis scanned map represents the official Department of Transportation state highway map for Wisconsin from 1980-1981.PDFhttps://geodata.wisc.edu/catalog/3bd9916d-9fa6-4ef1-8278-03bd16cc0dcdengPublicTransportationOfficial State Highway Map, Wisconsin 1980-1981DatasetsWisconsin1980-1981UW-Madison Robinson Map Library