Era
20th century
15,901
19th century
8,894
1900-1999
6,814
21st century
4,283
18th century
2,976
1800-1899
2,668
1900 - 1999
2,338
2000-2099
2,038
17th century
1,697
1939-1945
1,634
Early works to 1800
1,441
Middle Ages, 500-1500
1,429
20e siècle
1,390
Civil War, 1861-1865
1,272
To 1500
1,023
16th century
1,015
1800 - 1899
995
1800-1999
947
1700-1799
820
21e siècle
665
1945-
629
19e siècle
615
To 500
590
1564-1616
585
Renaissance, 1450-1600
566
500-1500
513
1939 - 1945
493
20e siècle
483
1914-1918
465
Modern period, 1600-
425
Revolution, 1789-1799
413
1888-1965
398
1874-1965
391
1700 - 1799
380
1889-1952
380
1600-1699
363
1800 - 1999
359
1900-2099
351
Revolution, 1775-1783
311
1861-1865
308
Early modern, 1500-1700
303
2000 - 2099
300
Colonial period, ca. 1600-1775
293
Civil War, 1936-1939
286
1933-1945
244
Since 1945
239
1700-1899
237
1876
234
Middle Ages, 600-1500
232
500 - 1500
231
more ...