Handbook of Texas Online: Texas Rangers: Provides information on the history of the Texas Rangers.
Texas Ranger Hall of Fame and Museum: Located in Waco, Texas, The Texas Ranger Hall of Fame and Museum is dedicated to the history and popular culture of the legendary Texas Rangers.
Texas Rangers: History of the Texas Rangers from the Texas Department of Public Safety.
Texas Treasures - Rangers and Outlaws - Texas State Library: Short biographies of some rangers plus photographs and text of the library's holdings concerning them.
The Texas Rangers Law Enforcement Association: History of the oldest law enforcement body on the North American Continent with statewide jurisdiction.