URL: https://digitalcollections.hoover.org/objects/40312 Collection Structure Poster collection > Up to his old tricks. This tricky devil is smooth! He works behind our flag and produces a monkey wrench to throw into the machinery of defense work ... You are a production soldier ... America's first line of defense is here. Item Title Up to his old tricks. This tricky devil is smooth! He works behind our flag and produces a monkey wrench to throw into the machinery of defense work ... You are a production soldier ... America's first line of defense is here. Collection Title Poster collection Artist Hungerford, Cyrus C. Date Created 1941 Description Drawing of a magician (labelled "foreign agent") pulling a wrench from behind a U.S. flag. Subject(s) Spies Protection Espionage Subversive activities Factories World War, 1939-1945 Security measures Industry Sabotage Industrial productivity Labor productivity Economic aspects United States Priorities, Industrial Language(s) English Country of Origin United States Country of Origin United States Place Published Pittsburgh, Pennsylvania, United States Dimensions Overall: 22 x 14 in. (55.9 x 35.6 cm) Format Poster Medium political posters Color color Color color Hoover ID Poster US 6550 Record Number XX343.30688 Collection Guide https://oac.cdlib.org/findaid/ark:/13030/kt829015km Rights This work may be protected by copyright laws and is provided for educational and research purposes only. Any infringing use may be subject to disciplinary action and/or civil or criminal liability as provided by law. If you believe you are the rights holder and object to Hoover's use of this work, please contact the Hoover Institution Library & Archives.