Keywords: sdasm aviation aeronautics san diego air and space museum sandiegoairandspacemuseum ryan st sport trainer sporttrainer aircraft airplane national advisory comittee for aeronautics nationaladvisorycomitteeforaeronautics naca naca-96 naca96 ryan aeronautical company ryanaeronauticalcompany ryan aeronautical ryanaeronautical ryan sport trainer ryansporttrainer ryan st ryanst ryan sta ryansta menasco menasco c-4 menascoc4 monochrome blackandwhite vehicle outdoor black and white Ryan ST Repository: San Diego Air and Space Museum Archive Ryan ST Repository: San Diego Air and Space Museum Archive |