1902
C&GS
1:20k
1831
Mason, John
1:26k
1890
Massachusetts. Topographical Survey Commission
1:63k
1898
Eldridge
1:52k
1871
Gray, Ormando Willis; Walling, H. F.
1:158k
1891
Walker, O.W.
1913
1:80k
1872
1:73k
1882
