Eccoli:
- Jet Age Flight Helmets - Aviation Headgear in The Modern Age - Ed. Schiffer Military History - 250 Pag
- A History of The Kennedy Space Center - Kenneth Lipartito e Orville R. Butler - Ed. UPF - 475 Pag.
- Always Another Dawn - The Story of a Rocket Test Pilot. A.Scott Crossfield - Ed. Ayer - 415 Pag. Bibliografia Ufficiale