Exploring the Unknown : Selected Documents in the History of the U. S. Civil Space Program, Volume IVNational Aeronautics Administration, John Logsdon, Ray Williamson, Roger Launius, Russell Acker · First published 2014Open the Tome
Exploring the Unknown Volume VII : Human Space Flight Projects Mercury, Gemini and ApolloJohn Logsdon, Roger Launius · First published 2009Open the Tome
Exploring the Unknown Volume IV : Accessing SpaceJohn Logsdon, Ray Williamson, Roger Launius, Russell Acker, Stephen Garber · First published 2008Open the Tome
Reconsidering SputnikJohn M. Logsdon, Roger D. Launius, Smith, Robert W. · First published 2000Open the Tome
Exploring the Unknown - Selected Documents in the History of the U. S. Civil Space Program Volume IIIJohn Logsdon, Roger Launius, David Onkst, Stephen Garber · First published 1996 · Latest edition 1998Open the Tome
Kingdom on the Mississippi revisitedRoger D. Launius, John E. Hallwas · First published 1996Open the Tome
