These formal, official Subject Headings can be used in the UW Library catalogue to search for books and (to a lesser extent) articles. Remember to first type su: (for "Subject") into the search bar, and then enter terms structured according to the following format:
Examples:
Because History can be studied from many perspectives, not all the books you may need will be located in one place. For a good explanation of how the Classification scheme works, check out the Library's YouTube video, Understanding the Library of Congress Classification System. Useful Library of Congress Call Numbers allow users to discover books according to time periods, major events and geography, and include:
D111-203 Medieval history
D204-893 Modern History
D1-2027 History (General)
D(204)-(475) Modern history, 1453-
D219-234 1453-1648
D242-283.5 1601-1715. 17th century
D284-297 1715-1789. 18th century
D299-(475) 1789-
D301-309 Period of the French Revolution
D351-400 19th century. 1801-1914/1920
D410-(475) 20th century
D501-680 World War I (1914-1918)
D720-728 Period between World Wars (1919-1939)
D731-838 World War II (1939-1945)
D839-860 Post-war history (1945-
DA: Great Britain
DA20-690 England
DA700-745 Wales
DA750-890 Scotland
DA900-995 Ireland
DAW: Central Europe
DB: History of Austria, Austro-Hungarian Empire
DC: France, Andorra, Monaco
DD: Germany
DE: Greco-Roman World
DF: Greece
DG: Italy - Malta
DH: Low countries, Benelux Countries (Belgium, Luxembourg)
DJ: Netherlands (Holland)
DJK: Eastern Europe (General)
DK: Russia, Soviet Union, Former Soviet Republics, Poland
DL: Northern Europe, Scandivavia
DL101-291 Denmark
DL301-398 Iceland
DL401-596 Norway
DL607-991 Sweden
DL 1002-1180 Finland
DP: Spain, Portugal
DQ: Switzerland
DR: Balkan Peninsula
DR51-98 Bulgaria
DR 201-296 Romania
DR401-741 Turkey
DR901-998 Albania
DR1202-2285 Yugoslavia
DS: Asia
DS701-799.9 China
DS801-897 Japan
DT:Africa
DT43-154 Egypt
DT181-346 Maghrib, Barbary States
DT365-469 Eastern Africa
DT470-671 West Africa
DT1701-2405 South Africa
DU: Oceania (South Seas - Australia, New Zealand, Polynesia)
DX: Gypsies