Era
20th century
5,733
19th century
2,105
1900-1999
1,685
1945-
1,050
20e siècle
980
21st century
878
Civil War, 1861-1865
782
1965-
713
18th century
530
17th century
525
Early works to 1800
447
1961-1970
395
1800-1899
357
19e siècle
341
1921-1997
325
1971-1980
325
1859-1952
293
Colonial period, ca. 1600-1775
279
2000-2099
272
1592-1670
259
1951-1960
227
Revolution, 1775-1783
224
16th century
223
1800-1999
196
1945-1964
188
1746-1827
185
1896-1980
140
1981-1990
127
1782-1852
122
21e siècle
121
1712-1778
118
20e siècle
113
To 1500
111
To 1912
109
1870-1952
103
1912-1949
103
1976-
101
Since 1945
98
1564-1616
95
1776-1841
95
1900 - 1999
93
1796-1859
88
1896-1934
86
1861-1865
85
1743-1826
80
1700-1799
77
18e siècle
77
To 1775
77
1900-2099
76
1933-1945
76
more ...