Era
20th century
50
Early works to 1800
47
19th century
46
1821-1861
41
1865-1950
34
1931-1939
34
21st century
28
18th century
26
1939-1945
25
1991-
23
Colonial period, ca. 1600-1775
20
Unification, 1990
20
1900-1999
18
1800-1899
16
1775-1865
15
1886-1931
15
1912-1951
15
1990
14
To 1500
13
To 1775
12
16th century
11
1789-1799
11
1918-1945
11
Revolution, 1789-1799
11
Since 1991
11
1910-1946
10
1990-
10
Under Mediation act, 1803-1814
10
1600-1775
9
1939-1975
9
1960-1990
9
2019
9
1993-
8
1700-1799
7
1788-1851
7
1917-1936
7
1933-1945
7
1960-
7
1976-2000
7
17th century
6
1829-1919
6
1833-1868
6
1876-1950
6
1912-1949
6
19e siècle
6
2016
6
2018
6
Jusqu'à 1775
6
Revolution, 1910-1920
6
Since 1993
6
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