English A Boeing B-29 Superfortress flying in high altitude German Eine B-29 während des Fluges applies to jurisdiction: United States of America determination
Creative Commons Attribution 4.0 truetrue English A B-29 Superfortress at the Museum of Flightin seattle URL: https://commons.wikimedia.org/wiki/user:Chumash11
English The NACA’s Lewis Flight Propulsion Laboratory used a Boeing B-29 Superfortress as a testbed for ramjet investigations in the late 1940s. determination
for rest on a long mission. This is an important factor in combating flight fatigue. The B-29 was first http://www.af.mil/News/Photos.aspx?igphoto=2000593855