A written account of a person's life and the branch of literature concerned with the lives of people. (Harrod's Librarians' Glossary, 7th ed)
Books containing photographs, prints, drawings, portraits, plates, diagrams, facsimiles, maps, tables, or other representations or systematic arrangement of data designed to elucidate or decorate its contents. (From The ALA Glossary of Library and Information Science, 1983, p114)
History, 19th Century
Time period from 1801 through 1900 of the common era.
History, 20th Century
Time period from 1901 through 2000 of the common era.
History, 18th Century
Time period from 1701 through 1800 of the common era.