[Passengers boarding the "Twin Cities 400"], photograph, December 1947; (https://texashistory.unt.edu/ark:/67531/metapth28888/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Passengers boarding the "Twin Cities 400"], photograph, December 1947; (https://texashistory.unt.edu/ark:/67531/metapth28888/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .