Era
1254-1323?
183
20th century
107
1304-1377
60
19th century
54
Early works to 1800
46
To 1500
32
1886-1924
19
1900-1999
19
To 935
16
16th century
14
21st century
14
17th century
13
1902-1924
13
1162-1227
11
1469-1524
10
1945-
10
active 15th century
10
1800-1999
9
1865-1952
9
18th century
9
1800-1899
8
1939-1945
8
British occupation, 1765-1947
8
Period of discoveries, 1385-1580
8
1221-
7
1336-1405
7
13th century
7
1870-1945
7
1927-
7
2000-2099
7
1500-1599
6
19e siècle
6
1254-1323
5
1371-1435
5
1600-1699
5
1820-1889
5
1900 - 1999
5
1914-1986
5
Pleistocene
5
Quaternary
5
-1606
4
-1618
4
1200-1300
4
1216-1294
4
1254-1324
4
1558-1605
4
1560-1592
4
1561-1615
4
1765-1947
4
1859-1925
4
more ...