Rocketdyne
The Rocketdyne Division was founded by North American Aviation (NAA) in 1955, and was later part of Rockwell International (1967-1996) and Boeing (1996-2005). In 2005, the Rocketdyne Division was sold to United Technologies Corporation, becoming Pratt & Whitney Rocketdyne as part of Pratt & Whitney. In 2013, Pratt & Whitney Rocketdyne was sold to GenCorp, which merged it with Aerojet to form Aerojet Rocketdyne.
Model Rocketry (magazine)
Model Rocketry was an American hobbyist magazine published from October 1968 to February 1972. The Editor and Publisher was George J. Flynn and the Managing Editor was Gordon K. Mandell. Other members of the editorial and business staffs, some of whom held several positions at various times during the years the magazine was published, were Assistant Editors Robert B. Singer (November 1969 to November 1971) and Robert Parks (July 1970 to February 1972); Technical Editor Douglas J. Malewicki (November 1969 to February 1972); Business Managers George J. Caporaso (October 1968 to August 1969), Jerome Apt, III (Jay Apt) (September 1969 to December 1970), Thomas T. Milkie (January to November 1971), and Arthur H. (Trip) Barber (December 1971 to February 1972); Technical Correspondent George J. Caporaso (September 1969 to February 1972); Distribution Managers Thomas T. Milkie (October 1968 to October 1969), Kevin P. Brown (November 1969 to December 1970), and Steven Glines (January 1971 to February 1972); and Art Director Thomas T. Milkie (November and December 1969). The magazine was published by Model Rocketry, Inc., a closely held corporation owned by founding staff members George J. Flynn, Gordon K. Mandell, George J. Caporaso, and Thomas T. Milkie and members of their families. Its paid circulation reached 15,000 by 1970.