Curtiss XB-2 Condor bomber, serial number 26-211, front left three-quarter view, photographed just after construction was finished.
USAF
1927-07-20
U.S. Air Force photo <a rel="nofollow" class="external autonumber" href="https://media.defense.gov/2006/May/11/2000557432/-1/-1/0/060420-F-1234P-046.JPG">[1]</a> from the <a rel="nofollow" class="external text" href="http://www.nationalmuseum.af.mil/Upcoming/Photos/igphoto/2000557432/">image gallery</a> on the website of the National Museum of the United States Air Force.