Keywords: sdasm aviation aeronautics san diego air and space museum sandiegoairandspacemuseum ryan “ryan aeronautical” “san diego” “lindbergh field” aviator henry harley 'hap' arnold henryharleyhaparnold henry h. 'hap' arnold henryhhaparnold henry harley arnold henryharleyarnold henry h. arnold henryharnold henry arnold henryarnold hap arnold haparnold arnold monochrome blackandwhite people black and white Major Henry H. (Hap) Arnold. Repository: San Diego Air and Space Museum Archive Major Henry H. (Hap) Arnold. Repository: San Diego Air and Space Museum Archive |