National Air and Space Museum, by Lynne C. Murphy 57421 [Full title: Rockets, Missiles, and Spacecraft of the National Air and Space Museum] [Subtitle: Smithsonian Institution] [Link: http://www.gutenberg.org/5/7/4/2/57421 ] [Files: 57421-0.txt; 57421-h.htm] Thanks to Stephen Hutcheson and the Online Distributed Proofreading Team at http://www.pgdp.net David