Oklahoma Articles, Essays, & Reports
- Oklahoma Route 66 Roadbed Documentation Project (1926-1970) : A Survey of Roadbed and Integral Structures
- State Historic Preservation Office – Records of the buildings registered on the National Register of Historic Places, blueprints, and other historical information
- Oklahoma Tourism Along Route 66: Pioneers, Perseverance, Community, and Freedom. An article done by two Oklahoma professors. Available for download as a pdf
- The Twilight of Route 66: Transitioning from Highway to Freeway, 1956-1984, Chronicles of Oklahoma Volume XCIII No. 3 Fall 2015