Era
20th century
14,816
19th century
9,256
1900-1999
4,281
1775-1865
2,735
Colonial period, ca. 1600-1775
2,431
Revolution, 1775-1783
2,150
1900 - 1999
1,810
Civil War, 1861-1865
1,795
21st century
1,785
To 1775
1,536
1800-1899
1,382
18th century
1,146
1775-1783
1,072
1951-
876
To 1898
835
1865-1950
753
2000-2099
703
1600-1775
683
1898-1951
663
20e siècle
650
1861-1865
593
1800 - 1899
555
1775 - 1783
469
1775 - 1865
465
1861 - 1865
439
2001
412
1600 - 1775
398
17th century
371
Since 1951
352
French and Indian War, 1754-1763
336
War of 1812
316
1800-1999
297
Early works to 1800
293
1756-1836
279
1700-1799
263
1850
253
Devonian
251
1769-1828
225
20e siècle
225
1900-2099
223
1732-1799
222
1809-1865
222
1804
216
1939-1945
201
1865-1898
197
19e siècle
192
1858-1919
189
1739-1812
183
1929
179
21e siècle
173
more ...