The Research Center includes more than 85,000 bound volumes containing valuable historical and genealogical information. Please note our materials are non-circulating, and we do not participate in the interlibrary loan program.
City directories can provide key information about individuals and businesses in a specific area. Published annually, directories include the name, address, and occupation of area residents. Government agencies and a categorical listing of local businesses are also included.
Telephone books for various towns and cities are also available in the Research Center. Search holdings below.
School and University Yearbooks
More than one thousand yearbooks for various schools, universities, and professional organizations are available in the Research Center. Search yearbooks below.
State and County Histories
Book collections include materials pertaining to Oklahoma as well as other states. County histories contain information about the events that shaped a region's history and often include valuable details about early settlers, cemeteries, schools, churches and more. To learn more, download our County History Research Guide (PDF).
The Research Center houses more than five thousand family histories donated by various individuals and organizations. Many of these books are rare or unpublished and can only be found in the Research Center. The Research Center is home to the state library of the Oklahoma Society of the Daughters of the American Revolution. This collection includes DAR Lineage Books as well as the Patriot Indexes. The Oklahoma Genealogical Society's vast book collection is also found in the Research Center. Numerous genealogical books are available to the public.
To locate family history books, search the library catalog by typing the family name in the keyword field. Remember to write down the full call number as well as the author and title. Family history books are arranged by call number, not by surname.