Era
19th century
5.638
20th century
3.077
Colonial period, ca. 1600-1775
2.805
Revolution, 1775-1783
1.984
18th century
1.976
1600-1775
1.185
Civil War, 1861-1865
1.019
1800-1899
985
1775-1783
978
1775-1865
953
17th century
884
Early works to 1800
840
To 1775
835
1900-1999
661
New Plymouth, 1620-1691
614
1775 - 1783
418
1600 - 1775
335
1861-1865
334
French and Indian War, 1754-1763
333
1700-1799
314
1620-1691
303
21st century
301
1800 - 1899
273
1817-1862
242
1732-1799
233
War of 1812
223
1795
216
1900 - 1999
215
1775
198
1796
194
1600-1699
183
1794
180
1798
174
1812
170
1799
165
1773
158
French and Indian War, 1755-1763
156
1800
153
1793
150
1775-1783 (Révolution)
145
1797
144
1810
144
1813
144
1814
144
1792
138
2000-2099
138
1861 - 1865
137
1818
136
1970
135
Siege, 1775-1776
135
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