Grandfield, 1920, map, May 1920; (https://gateway.okhistory.org/ark:/67531/metadc963653/m1/1/: accessed April 15, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .
Grandfield, 1920, map, May 1920; (https://gateway.okhistory.org/ark:/67531/metadc963653/m1/1/: accessed April 15, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .