Era
1991-2000
1,397
20th century
1,083
19th century
905
2001-2010
856
1981-1990
651
Early works to 1800
643
18th century
413
1961-1970
377
1951-1960
338
1971-1980
310
1931-1940
280
17th century
273
Civil War, 1861-1865
272
1900-1999
270
1941-1950
259
20e siècle
232
1911-1920
197
1921-1930
197
21st century
196
1991 - 2000
179
2001 - 2010
163
1800-1899
160
16th century
140
19e siècle
130
To 1500
120
1822-1903
112
1864?-1943
111
1981 - 1990
104
1861-1865
84
1700-1799
74
1564-1616
63
1800-1999
63
Geschichte
60
18e siècle
59
16e siècle
54
1774-1845
53
17e siècle
51
2000-2099
47
1613-1700
45
1900 - 1999
43
500-1400
43
1945-
42
1830-1886
41
1866-1943
38
1901-1910
36
15th century
35
1843-1932
34
21st Century
34
1849-1926
32
Colonial period, ca. 1600-1775
32
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