Era
20th century
3,280
19th century
1,218
1950-
924
To 1500
677
18th century
651
1900-1999
644
21st century
595
20e siècle
508
17th century
349
Early works to 1800
277
Civil War, 1861-1865
272
1812-1887
266
16th century
257
Since 1950
203
1875-1965
194
476-1492
192
19e siècle
190
1891-1962
184
1800-1899
181
2000-2099
158
1945-
156
1564-1616
148
Medieval, 500-1500
148
1700-1799
119
Revolution, 1775-1783
112
1871-1900
110
Middle Ages, 600-1500
109
1863-1947
107
18e siècle
107
1933-1945
107
Geschichte
101
21e siècle
97
1835-1919
95
Colonial period, ca. 1600-1775
92
1951-1960
87
1800-1999
81
1929-1994
81
1945-1989
77
15th century
68
1939-1945
67
1949-
67
1918-1945
65
1961-1970
65
20e siècle
65
13th century
64
1889-1975
62
17e siècle
59
1839-1937
59
1925-1961
59
1970-
59
more ...