This primary source comes from the Records of the U.S. Food Administration.
National Archives Identifier:
512638Full Citation: Poster 4-P-200; 'Beat back the HUN with LIBERTY BONDS.'; ca. 1918; World War I Posters, 1917 - 1919; Records of the U.S. Food Administration, Record Group 4; National Archives at College Park, College Park, MD. [Online Version, https://docsteach.org/documents/document/beat-back-the-hun, April 26, 2024]