Join the the Air Service--"Give 'er the gun".

Join the the Air Service--"Give 'er the gun". LOC Summary: Two soldiers in front of an airplane. LOC Notes: Promotional goal: U.S. J24. 1919(?). Date Created/Published: Chicago : Edwards & Deutsch Litho. Co., 1919(?). wwI poster provided by LOC. Original medium: 1 print (poster) : color.