General Billy Mitchell’s dream becomes reality as the XNBL-1 prepares to take off in August 1923. (History of Aviation Collection, U. of Texas, Dallas)
History of Aviation Collection, U. of Texas, Dallas
General Billy Mitchell’s dream becomes reality as the XNBL-1 prepares to take off in August 1923. (History of Aviation Collection, U. of Texas, Dallas)
History of Aviation Collection, U. of Texas, Dallas