[Letter from Congregation Adath Yeshurun to Congregation Members, February 26, 1940], letter, February 26, 1940; (https://texashistory.unt.edu/ark:/67531/metapth1353573/m1/4/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .