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History Classification - Period sub-division

As an example, in the History Collection, Dewey beginning with "9", European history is sub-divided as follows:

940.1 Middle Ages (476-1453)
940.2 Modern Period, 1453-
940.3 World War I
940.4 Military history of World War I (conduct of the War)
940.5 20th Century, 1918-
940.55 20th Century, 1945-

Within this breakdown more specific periods may be expressed e.g.:

940.2 Modern period
940.21 Renaissance period, 1453-1517
940.22 Reformation to French Revolution, 1517-1789
940.23 Reformation period, 1517-1648
940.24 Thirty Years' War, 1618-1648
940.25 Late 17th and 18th Centuries, 1648-1789
940.252 1648-1715
940.2526 War of Spanish Succession, 1701-1714
940.253 18th Century, 1715-1789

Page last updated on 07 October 2020