[Report to W. P. Gannaway by M. H. Brumley and P. M. Parks, February 18, 1964 #1], legal document, February 18, 1964; (https://texashistory.unt.edu/ark:/67531/metapth190971/m1/1/: accessed June 30, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .