Blinder, Robert. [Letter from Rabbi Robert Blinder to Arthur Alpert, June 9, 1966], letter, June 9, 1966; (https://texashistory.unt.edu/ark:/67531/metapth1436775/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .