Interior of the Junkers factory in World War 1 thejivebombers German Aircraft March 17, 2018April 28, 2020 1 Minute The aircraft are the J 2, the world’s first operational all metal military aircraft. A mere 6 were built. First flight: 1916. Last flight: 1916. Share this:TwitterFacebookLike this:Like Loading... Related Published by thejivebombers View all posts by thejivebombers Published March 17, 2018April 28, 2020