General Motors Corporation. [Letter from General Motors Corporation to Mr. Harris Kempner, June 25, 1946], letter, June 25, 1946; (https://texashistory.unt.edu/ark:/67531/metapth1412643/m1/1/: accessed June 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .