Briggs, John Logan, Jr. [Scrapbook of John Briggs personal life, business and travel, 1961-1965], book, [1961..1965]; (https://texashistory.unt.edu/ark:/67531/metadc1741358/m1/140/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .