The collection consists of manuscripts, writings, correspondence (both personal and professional), photographs, works of others, microfilm, printed material, and film reels, spanning more than 50 years, concerning Velikovsky's controversial ideas, the books that he wrote, and the history of opposition and criticism from the academic community that he received following the publication of his first book, Worlds in Collision, in 1950. Colleges and universities threatened to boycott the textbook division of the publisher, Macmillan & Co., which led to the transfer of the publishing rights to Doubleday & Co., even though the book had reached the number one spot on the best-sellers list. The book was eventually banned from a number of academic institutions, and several people lost their jobs because of it.

The Veerni Project is a non-governmental organization based in Jodhpur, Rajasthan, India, which provides secondary education and boarding hostels for girls from rural villages in the Thar Desert region. The collection documents the organization's operations, including funding, programming, administration, outreach, and impact.

Marten Van Heuven (1932- ) led a career in the United States foreign service, serving in several European countries, which culminated with his service as National Intelligence Officer for Europe from 1987 to 1991, a position responsible for the analysis of European and Canadian issues. Van Heuven's papers document his career in the United States foreign service and at RAND, and include his speech files, writings files, and correspondence.

The Nanos Valaōritēs Papers consists of the writings, notebooks, sketchbooks, correspondence, and printed matter relating to Pali of the Greek poet, novelist, playwright, and editor, Nanos Valaōritēs. There are also wtitings of other people.

The Helenē Vakalo Papers consists of papers by and relating to the Greek art critic and poet Helenē Vakalo (1921-2001). Included are autograph and typed manuscripts of Vakalo's poetry, lectures, articles, and essays, as well as her correspondence, notebooks, loose notes, and memorabilia. There are also official documents, photographs, awards, printed material, and several works by prominent Greek writers and artists. Of particular importance are the unpublished works and early manuscripts, as well as Vakalo's correspondence with her husband, painter, stage designer, art critic, and writer Giōrgos Vakalo, and with numerous distinguished artists and literary figures.

The Giōrgos Vakalo Papers consists primarily of papers by and relating to the Greek painter and stage designer George Vakalo (1902-1991). Included are autograph and typed manuscripts of Vakalo's notes, talks, articles, interviews, TV or radio productions, artwork, as well as his correspondence, notebooks, photographs, and printed matter, such as exhibition art catalogs, magazines, and clippings. Of particular importance are the hundreds pieces of his artwork in a variety of media (ink, pencil, watercolor, conté crayon, engravings) and on a variety of supports (paper, carton, and canvas).