1853
Unknown
1:10k
1904
C&GS
1:80k
1937
1:5k
1891
Walker, O.W.
1:63k
1890
Massachusetts. Topographical Survey Commission
1838
Ford, John, Jr.
1:20k
1857
United States Coast Survey
1:40k
1867
1:4k
1956
Shell Oil Company
1:111k
