Mud-Control Laboratories Acct., photograph, February 1951; (https://gateway.okhistory.org/ark:/67531/metadc1120953/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .
Mud-Control Laboratories Acct., photograph, February 1951; (https://gateway.okhistory.org/ark:/67531/metadc1120953/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .