1965
1:24k
1985
1:100k
1958
1:250k
1954
1875
Searing, Edward
1:380k
1855
Lapham, Increase Allen
1:2m
1860
Meyer, J.
1974
Kishner, Mel
1948
Wisconsin. State Highway Commission
1:1m
1938
Bohlman, Nina S.