1878
Snyder, Van Vechten & Co.
1:190k
1897
League of American Wheelmen, Wisconsin Division
1:253k
1897
League of American Wheelmen, Wisconsin Division
1:253k
1878
Snyder, Van Vechten & Co.
1:190k
1878
Snyder, Van Vechten & Co.
1:380k
1911
1:120k
1973
U.S. Lake Survey
1:80k
1931
O'Keefe, Mary A.
1873
Walling, H. F.
1:380k
1932
Wright, John K.