The X-15A-2 takes its place in the fourth building of the National Museum of the U.S. Air Force in October 2015. Note the open “eyelid” covering the cockpit’s left window pane. (National Museum of the U.S. Air Force)
The X-15A-2 takes its place in the fourth building of the National Museum of the U.S. Air Force in October 2015. Note the open “eyelid” covering the cockpit’s left window pane. (National Museum of the U.S. Air Force)