Provides title, subject, and author access to the contents of a set of books about people and events in United States history during the years 1929 through 1939.

Vol. 1 is "a cumulation in one alphabet of parts 1-6 of the Essay and general literature index ... published ... January 1931 ... [to] July 1933 ... 173 additional volumes have been indexed." Includes "List of books indexed" (published also separately).