1891
Walker, O.W.
1:10k
1946
Geological Survey (U.S.)
1:63k
1871
Gray, Ormando Willis; Walling, H. F.
1:18k
1859
U.S. Lake Survey
1:20k
1932
Curtis Publishing Company
1873
1890
Good, Charles E.
1:57k
1890
Massachusetts. Topographical Survey Commission
1:63k
1884
Haynes, Tilly
1:73k
1852
Smith, R. P.
1:40k