To browse books in History, refer to the following Library of Congress Classification (LCC) subclasses. These codes mark the beginning of the call number on each book’s spine and help you locate materials on the shelves by subject.
| Subclass | Subject |
|---|---|
| D1-2027 | History (General) |
| D51-90 | Ancient history |
| D101-110.5 | Medieval and modern history, 476– |
| D111-203 | Medieval history |
| 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– |
| 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– ) |
| D880-888 | Developing countries |
| D890-893 | Eastern Hemisphere |
| D900-2009 | Europe (General) |
| DA1-995 | History of Great Britain |
| DAW1001-1051 | History of Central Europe |
| DB1-3150 | History of Austria. Liechtenstein. Hungary. Czechoslovakia |
| DC1-947 | History of France |
| DD1-(905) | History of Germany |
| DE1-100 | History of the Greco-Roman world |
| DF10-951 | History of Greece |
| DG11-999 | History of Italy |
| DH1-925 | History of Low Countries. Benelux Countries |
| DJ1-(500) | History of Netherlands (Holland) |
| DJK1-77 | History of Eastern Europe (General) |
| DK1-949.5 | History of Russia. Soviet Union. Former Soviet Republics |
| DK4010-4800 | History of Poland |
| DL1-1180 | History of Northern Europe. Scandinavia |
| DP1-402 | History of Spain |
| DP501-(900.22) | History of Portugal |
| DQ1-851 | History of Switzerland |
| DR1-2285 | History of Balkan Peninsula |
| DS1-937 | History of Asia |
| DT1-3415 | History of Africa |
| DU1-950 | History of Oceania (South Seas) |
| DX101-301 | History of Romanies |
| E11-143 | America |
| E151-889 | United States |
| E151-169.12 | General |
| E171-183.9 | History |
| E186-199 | Colonial history (1607–1775) |
| E201-298 | The Revolution, 1775–1783 |
| E300-453 | Revolution to the Civil War, 1775/1783–1861 |
| E456-655 | Civil War period, 1861–1865 |
| E660-738 | Late nineteenth century, 1865–1900 |
| E740-837.7 | Twentieth century |
| E838-889 | Later twentieth century, 1961–2000 |
| E895-904 | Twenty-first century |
| F1-975 | United States local history |
| F1001-1145.2 | British America |
| F1170 | French America |
| F1201-3799 | Latin America. Spanish America |