Greenvald, Jordan. [Letter from Jordan Greenvald to Dr. Meyer Bodansky - June 27, 1930], letter, Date Unknown; (https://texashistory.unt.edu/ark:/67531/metapth228969/m1/1/: accessed December 16, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .