This series consists of seven subseries: Subseries A. Assorted subjects, 1955-2005; Subseries B. Correspondence, 1950-1997; Subseries C. Enterprise Institute, Inc., 1977-1997; Subseries D. Henri Coanda and Huyck Research Center , 1956-1997; Subseries E. Inventories, undated; and Subseries F. Publishing, 1972-1994; Subseries G. Space Tourism, 1967-1997.

These subseries reflect Stine’s personal and other professional work outside of model rocketry, such as his correspondence with various individuals, Stine’s business endeavors, and his work in commercial space flight. The documents consist of correspondence, clippings, posters, movie ephemera, decals, postcards, brochures, photographs, negatives, certificates, a card catalog, oversize technical drawings, research notes, memorandums, presentations, his personal mailing list and various memorabilia.

Within the Assorted Subjects there are records of his efforts towards developing an International Space Academy in Arizona from 1986-1987, as well as biographical information and professional portraits of Stine. There is science-fiction movie ephemera, such as Star Wars posters, as well as clippings, notes, and job applications to space research institutes.

The second subseries contains a substantial correspondence between Stine and other authors in the realm of aeronautical studies and science-fiction. Along with the incoming and outgoing letters the files include photographs, clippings, cards, notes, brochures, as well as song lyrics.

Subseries C. Enterprise Institute, Inc. is comprised of documents related to the business Stine founded in 1987 with a focus to supply analytical services to other corporations related to the space launch industry. Stine worked with companies in the private sector as well as numerous aerospace contractors involved in governmental projects. The files contain a substantial amount of research papers, presentations, correspondence, clippings, notes, program plans, brochures, and business cards.

The Henri Coanda and Hyuck Research Center subseries includes clippings, correspondence between Coanda and Stine, and obituaries and biographies that Stine contributed to news publications after Coanda’s passing. There is also a substantial amount of documents related to the “Coanda Effect” and Stine’s development for other applications of the theory, as well as research conducted at the Huyck Research Center in Stamford, Connecticut where Stine and Coanda shared an office from 1961-1965. In addition to Stine’s correspondence with Coanda there is a large folder set of writing and notes between William O. Davis and Stine from the mid-1950s until the early 1970s. There are also lab notes from the Huyck Research Laboratory, patents, memorandums, and research papers.

Subseries E. contains inventories of objects, photographs, drawings, and documents of model rockets in the Stine Collection, including the card catalog that Stine maintained. The listings do not reflect the actual organization of the items listed in the inventories to The Museum of Flight’s holdings.

The sixth subseries relates to Stine’s publishing endeavors. Included are his agent search listings, correspondence with agents and publishers, spreadsheets of cost analyses, and drafts prepared for OMNI Publications International.

A large aspect of Stine’s work towards the end of his life was dedicated to space tourism, beginning in the early 1990s, and this interest is documented in Subseries G. There are committee records and conferences for the Arizona Space Commission and the Space Access Society where Stine contributed to as a committee member; illustrations and writings on the Single Stage to Orbit vehicle (SSTO); and records on the Citizen’s Advisory Council on National Space Policy, which Stine was a founding member of, and the Space Tourism Society. There is also information about the DC-X and X-30 within the Space Vehicles subseries in the Aeronautical Research Files series.