1891
Walker, O.W.
1:63k
1890
Massachusetts. Topographical Survey Commission
1:63k
1889
Geological Survey (U.S.)
1:63k
1942
Chase, Ernest Dudley
1850
Bache, A. D.
1:30k
1866
C&GS
1:80k
1893
Geological Survey (U.S.)
1:63k
1926
Waugh, Coulton
1926
Waugh, Coulton
1937
Le Baron Bonney Co.
1:120k