[Correspondence between Meyer Bodansky and Dr. Joseph Kopecky - July 1939], letter, 1939-07-13/1939-07-19; (https://texashistory.unt.edu/ark:/67531/metapth228671/m1/1/: accessed April 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .