Era
20th century
1,561
1900-1999
993
20e siècle
603
19th century
590
1800-1899
360
19e siècle
288
21st century
216
18th century
161
2000-2099
107
Civil War, 1861-1865
101
1700-1799
96
1809-1865
90
1900 - 1999
89
18e siècle
85
1946-
81
1861-1865
77
1939-1945
76
20e siècle
75
1933-1945
58
21e siècle
54
1564-1616
51
17th century
51
1800-1999
45
1882-1945
44
1861-1865 (Guerre de Sécession)
42
Early works to 1800
42
16th century
40
1889-1945
39
1899-1961
39
1788-1824
38
1951-
38
-632
36
Revolution, 1775-1783
35
To 1500
34
1770-1850
33
1874-1946
32
1749-1832
31
1882-1941
31
1709-1784
30
1945-
30
19e siècle
30
Early modern, 1500-1700
29
17e siècle
28
1929
27
1600-1699
25
1835-1910
25
1732-1799
24
1874-1965
24
1947-
24
1775-1783
23
more ...