Joseph Smith Papers, Documents, Volume 14Alex D. Smith, Adam H. Petty, Jessica M. Nelson, Spencer W. McBride · First published 2022Open the Tome
Milestones of FlightF. Robert Van der Linden, Alex M. Spencer, Thomas J. Paone · First published 2016Open the Tome
Smithsonian National Air and Space MuseumMichael J. Neufeld, Alex M. Spencer · First published 2010Open the Tome
History of Rocketry and Astronautics (History Ser)Alex M. Spencer · First published 1993Open the Tome
