1892
D.H. Hurd & Co.
1876
H.W. Burgett and Company
1:190k
1892
D.H. Hurd & Co.
1:158k
1877
Hitchcock, C.H.
1877
Hitchcock, C.H.
1878
New Hampshire. Geological Survey
1:155k
1878
New Hampshire. Geological Survey
1:155k
1892
D.H. Hurd & Co.
1777
1:1m
1775