Wallace, C. C. [Report from C. C. Wallace to Chief J. E. Curry, December 16, 1963], report, December 16, 1963; (https://texashistory.unt.edu/ark:/67531/metapth338797/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .