Research Center
The Research Center will be closed Monday, May 28, in observance of Memorial Day.
Online Databases & Indexes
- New! The Gateway to Oklahoma History - Search & View Historic Newpapers Online
- 1890 Oklahoma Territorial Census Index
- 1896 Applications for Enrollment
- 1901 Land Lottery Participants (partial)
- Dawes Final Rolls
- Deaths found in OKC City Directories 1918, 1920-23
- Divorce records from Oklahoma County
- Oklahoman Obituary Index
- Oklahoma Military Deaths - WWI, WWII, Korea, Vietnam
- Oklahoma County Marriage Records
- Probate Records from Oklahoma County, 1890-1928
- School Reports from Dawes Commission Records
- Smith's First Directory of Oklahoma Territory
- Vertical Files
Printable Research Guides
These guides provide an introduction to researching various topics in the OHS Research Center. 
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OHS will mark 150th anniversary of the American Civil War with reenactments, activities and historical exploration. Visit www.okcivilwar.org to find out more.