- found: His Find a career in aviation, 1960.
- found: Email from the author's son, Sep. 11, 2001 (Irwin Stambler, my father, is the author of books on sports (Bill Walton, Catfish Hunter, Great moments in auto racing, Women in sports, etc.), music (The pop, rock & soul encyclopedia, Folk, country & western encyclopedia, Country music: the encyclopedia, Folk & blues: the encyclopedia, etc.), and science and technology (Find a career in aviation, Project Gemini, Underwater exploration, etc.))
- found: Information from 678 converted Dec. 17, 2014 (M.S.; engineering editor of Space/Aeronautics magazine)
- 1979-07-03: new
- 2014-12-17: revised