Recruitment Poster: I Want YOU for U.S. Army
James Montgomery Flagg, “I Want YOU for U.S. Army,” 1917, Library of Congress Prints and Photographs Division, Washington, DC. Available at https://www.loc.gov/item/96507165/.
Enlist
Source: Fred Spear, Artist, and Willard Dickerman Straight, Collector, “Enlist”(New York: Sackett & Wilhelms, 1915 or 1916). Photograph, Library of Congress Prints and Photographs Division, Washington, DC. Available at https://www.loc.gov/item/00651156/.