Elk Mountain, photograph, 1991~; (https://gateway.okhistory.org/ark:/67531/metadc1689267/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .
Elk Mountain, photograph, 1991~; (https://gateway.okhistory.org/ark:/67531/metadc1689267/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .