This primary source comes from the Records of the Office of the Chief Signal Officer.
National Archives Identifier:
531457Full Citation: Photograph 111-SC-651408; Soldiers Carry a Wounded Comrade Through a Swampy Area; 1969; Photographs of American Military Activities, ca. 1918 - ca. 1981; Records of the Office of the Chief Signal Officer, Record Group 111; National Archives at College Park, College Park, MD. [Online Version, https://docsteach.org/documents/document/soldiers-carry-wounded, May 4, 2024]