1873
Walling, H. F.
1:190k
1904
1:5k
1935
U.S. Lake Survey
1:120k
1916
U.S. Lake Survey
1:120k
1905
U.S. Lake Survey
1:80k
1900
U.S. Lake Survey
1:80k
1873
Walling, H. F.
1:190k
1873
Walling, H. F.
1:190k
1944
State Farm Insurance Companies Travel Bureau
1:1m
1948
Rand McNalley & Company
1:1m