Era
20th century
5,706
19th century
2,097
1900-1999
1,644
1945-
1,061
20e siècle
927
21st century
876
Civil War, 1861-1865
782
1965-
722
18th century
529
17th century
524
Early works to 1800
447
1961-1970
395
1800-1899
347
1971-1980
325
1921-1997
324
19e siècle
320
1859-1952
292
Colonial period, ca. 1600-1775
279
2000-2099
272
1592-1670
259
1951-1960
227
Revolution, 1775-1783
224
16th century
223
1800-1999
194
1945-1964
190
1746-1827
184
1896-1980
140
1981-1990
127
1782-1852
122
21e siècle
121
1712-1778
118
20e siècle
115
To 1500
111
To 1912
109
1870-1952
103
1912-1949
103
1976-
101
1564-1616
94
1776-1841
94
1900 - 1999
94
Since 1945
94
1796-1859
88
1896-1934
86
1861-1865
85
1743-1826
80
1700-1799
77
To 1775
77
1933-1945
76
1775-1783
75
18e siècle
75
more ...