Era
20th century
1,458,622
19th century
614,795
1900-1999
561,779
21st century
375,764
18th century
265,688
Early works to 1800
245,075
17th century
190,180
1900 - 1999
188,136
1800-1899
152,839
2000-2099
151,996
1945-
121,320
1939-1945
98,663
16th century
92,145
20e siècle
74,044
Civil War, 1861-1865
71,645
1700-1799
63,886
To 1500
56,538
1800-1999
50,224
Since 1945
49,931
Revolution, 1789-1799
46,998
1800 - 1899
45,099
1564-1616
44,924
1600-1699
42,905
21e siècle
42,662
Revolution, 1775-1783
40,669
1900-2099
38,213
1991-
37,499
1989-
34,602
1914-1918
33,149
1918-1945
31,660
1939 - 1945
31,654
Civil War, 1642-1649
30,699
1933-1945
30,067
1960-
27,658
1945-1989
27,566
2000 - 2099
26,037
Revolution, 1917-1921
25,989
1991-2000
25,538
2001-2010
24,812
19e siècle
24,677
1949-
24,061
1961-1970
24,029
1971-1980
23,660
Colonial period, ca. 1600-1775
23,560
1861-1865
23,019
1500-1599
22,759
20e siècle
22,411
1265-1321
22,080
Early modern, 1500-1700
21,971
1749-1832
21,656
més ...