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900 History, Geography, & Auxiliary Disciplines
920 Biography, Genealogy, & Insignia
- 920 Biography, genealogy, insignia
- 921 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 922 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 923 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 924 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 925 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 926 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 927 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 928 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
- 929 Genealogy, names, insignia
930 History of Ancient World
970 History of North America
980 History of South America
990 History of Australasia, Pacific Ocean Islands, Atlantic Ocean Islands, Arctic Islands, Antarctica, Extraterrestrial Worlds
