<Li> 918 Geography of & travel in South America </Li> <Li> 919 Geography of & travel in Australasia, Pacific Ocean islands, Atlantic Ocean islands, Arctic islands, Antarctica, & on extraterrestrial worlds </Li> <Li> 920 Biography & genealogy <Ul> <Li> 920 Biography, genealogy, insignia </Li> <Li> 921 - 928 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name . </Li> <Li> 929 Genealogy, names, insignia </Li> </Ul> </Li> <Ul> <Li> 920 Biography, genealogy, insignia </Li> <Li> 921 - 928 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name . </Li> <Li> 929 Genealogy, names, insignia </Li> </Ul>

Where do biographies go in the dewey decimal system