1893
Corps of Engineers
1:10k
1873
Walling, H. F.
1:190k
1873
Walling, H. F.
1:190k
1973
NOS Lake Survey Center
1:120k
1973
NOS Lake Survey Center
1:120k
1912
U.S. Lake Survey
1:120k
1928
Detroit Edison Company
1901
Department of the Navy
1:400k
1902
U.S. Lake Survey
1:400k
1854
John Farmer 1795-1859; S. Stiles & Co., New York, N.Y.
1:450k