Interview: “Long John” Nebel & Otis Carr, et al. (WOR Radio, NY, 1959)
Information Bulletin #3 (December 23, 1957)
US Patent # 2,912,244: Amusement Device
OTC-X1 Model Construction Plans
Fate Magazine (May 1958): “Gravity Machine?”
Fate Magazine (August 1959): “The Saucer That Didn’t Fly”
Material About Otis Carr Currently in The Public Domain
The Design of The OTC X-1
Ralph Ring~Ether Technology, Magnetism, Nikola Tesla & Otis