Back Slope Planted to Bermuda, photograph, November 18, 1959; (https://gateway.okhistory.org/ark:/67531/metadc1771191/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .
Back Slope Planted to Bermuda, photograph, November 18, 1959; (https://gateway.okhistory.org/ark:/67531/metadc1771191/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .