Orbital Flight of John H. Glenn, Jr. Hearing Before the Senate Committee on Aeronautical and Space Sciences Testimony of Astronauts and NASA Officials Held on February 28, 1962. 87th Congress, 2d Session, Document No. 79
Washington: U.S. Government Printing Office, 1962. 8vo.; paper wraps, softcover; 126 pages; black and white photographic illustrations; a 25 written in ink on front wrap and in lightly soiled wraps else very good. More