[First Gas Well Near Petrolia], photograph, 1910~; (https://texashistory.unt.edu/ark:/67531/metapth16904/m1/1/: accessed July 2, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[First Gas Well Near Petrolia], photograph, 1910~; (https://texashistory.unt.edu/ark:/67531/metapth16904/m1/1/: accessed July 2, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .