There are, literally, hundreds of encyclopedias, dictionaries, and other reference tools relating to the field of (United States) history. The few titles listed below are only a sample of some of the most helpful available in the Ralph Brown Draughon Library.
The Airline Encyclopedia, 1909-2000 by 
American National Biography by 
Black Women in America by 
The Cambridge Dictionary of American Biography by 
Chambers Biographical Dictionary of Women by 
A Dictionary of Historical Terms by 
Encyclopedia of African American Culture and History by 
Encyclopedia of African American History, 1619-1895 by 
Encyclopedia of the American Civil War by 
St. James Encyclopedia of Popular Culture by 
The Historical Statistics of the United States by 
International Historical Statistics by 
American Decades, 1900-1909 by 
American Eras (Pre-1600 through 1899) (8 volumes)
Historical Atlas of the United States by 
Historical Atlas of the United States by 
