Show army day in the air america observes army day april aas 6 as uncle sam turns attention to his air corps an important arm of defense at march field calif aerial bombs are loaded with sand and water preparatory to defense maneuvers the bottles bottle s contain smoke chemicals that leave a trail and enable the pilot to check his aim WM 10 I 1 I 1 A A mechanic adjusts 10 pound bombs beneath an army plane be fore takeoff for practice at duroc dry lake I 1 while one branch of the army develops the offensive side of aerial warfare another places emphasis on defensive tactics to combat ene my planes at fort monroe va this 1938 model soldier works on an anti aircraft director |