Wisconsin Department of TransportationThis scanned map represents the official Department of Transportation aeronautical chart for Wisconsin in 1988.PDFhttps://geodata.wisc.edu/catalog/18aecb4c-e6db-4cce-b96f-8a3c3af3df3cengPublicTransportationAeronautical Chart, Wisconsin 1988DatasetsWisconsin1988UW-Madison Robinson Map Library