United States. Dept. of the Treasury. National War Savings Committee. Save--buy--for victory, W.S.S. for sale here : war savings stamps issued by the United States Government, poster, 1917; (https://texashistory.unt.edu/ark:/67531/metadc29418/m1/1/: accessed June 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .