Gemini Midprogram Conference. Including Experiment Results. NASA SP-121. Washington: 1966. 443 pp. 8 by 10¼ inches. Original printed wrappers.
Signed by Gemini astronauts and others on the front cover: Buzz Aldrin / Gemini XII; Gordon Cooper GT5; Richard Gordon GT-11; Tom Stafford / Gemini 6, 9"; and Wally Schirra." Further inscribed: From my NASA-MSC technical libraryWalt Cunningham.