Soil Cement, photograph, December 14, 1945; (https://gateway.okhistory.org/ark:/67531/metadc2019420/m1/1/: accessed June 29, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .
Soil Cement, photograph, December 14, 1945; (https://gateway.okhistory.org/ark:/67531/metadc2019420/m1/1/: accessed June 29, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .