1911
C&GS
1:20k
1908
C&GS
1:20k
1927
Shurtleff, Elizabeth
1885
George N. Colby & Co.
1:8k
1913
C&GS
1:80k
1890
Massachusetts. Topographical Survey Commission
1:63k
1878
New Hampshire. Geological Survey
1:155k
1892
D.H. Hurd & Co.
1:32k
1878
New Hampshire. Geological Survey
1:155k
1892
D.H. Hurd & Co.
1:158k