This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
sdasm san diego air and space museum sandiegoairandspacemuseum aviation aeronautics flight macready aviator john a. macready johnamacready john macready johnmacready aircraft airplane biplane high altitude highaltitude high altitude flight highaltitudeflight oxygen mask oxygenmask flight mask flightmask Catalog Last Name Macready