Mabry, G. A. The Humble Refinery Bee (Houston, Tex.), Vol. 01, No. 13, Ed. 1 Thursday, August 1, 1935, periodical, August 1, 1935; (https://texashistory.unt.edu/ark:/67531/metapth1481963/m1/1/: accessed June 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .