1894
J.H. Stuart & Co.
1:20k
1935
C&GS
1:20k
1885
George N. Colby & Co.
1:8k
1913
C&GS
1:80k
1902
U. S. Geological Survey
1:63k
1892
D.H. Hurd & Co.
1:2k
1794
Morse, Jedidiah
1:1m
1878
New Hampshire. Geological Survey
1:155k
1775
1776
Jefferys, Thomas
1:440k