1890
Massachusetts. Topographical Survey Commission
1:63k
1905
Scarborough Company
1:127k
1777
1871
Gray, Ormando Willis; Walling, H. F.
1:158k
1879
SYLVESTER, Nathaniel Bartlett.
1831
Lincoln & Edmunds
1915
United States Geological Survey
1:250k
1835
Hitchcock, Edward.
1893
Geological Survey (U.S.)
1:63k
1893
Geological Survey (U.S.)
1:63k