Nice. You did a good job working with the shades white on grey. Keeping the object in focus apart from the background without looking too blended is hard to pull off.
The real end of the Condor was the Escort Carriers or 'Jeep Carriers'.
Museums also offer a wide variety of photos. Many museums are getting extensive private collection donated by families of vets that have passed away. The San Diego Air museum is a good one. Also the nation Museum of the United Stated Air Force has a link set up to find other museums, if you can find it.