[Families at a picnic], photograph, July 8, 1973; (https://texashistory.unt.edu/ark:/67531/metadc1605898/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Families at a picnic], photograph, July 8, 1973; (https://texashistory.unt.edu/ark:/67531/metadc1605898/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .