1890
Massachusetts. Topographical Survey Commission
1:63k
1940
Jacqueline, Hudson
1:18k
1891
Walker, O.W.
1:5k
1885
HIGGINSON, Thomas Wentworth.
1831
Lincoln & Edmunds
1839
Rafn, Carl Christian
1835
Hitchcock, Edward.
1874
HITCHCOCK, Charles Henry.
1896
Ellis, Edward Sylvester
1915
United States Geological Survey
1:250k