[Letter from Chas. A. Hazen to T. N. Carswell - December 2, 1941], letter, December 2, 1941; (https://texashistory.unt.edu/ark:/67531/metapth1397588/m1/1/: accessed June 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .