Correspondence, manuscripts, note cards, and printed material of Selsam. Correspondents include Justice Hugo Black, W.E.B. Dubois, Waldo Frank, Rockwell Kent, and Corliss Lamont. The collection contains several manuscript and proof materials for several of Selsam's books and numerous periodical articles, as well as note cards on philosophers and philosophies. Also, a subject file of Selsam's notes and areas of interest, and assorted printed and biographical material.

Correspondence, manuscripts, documents, subject files, case files and printed materials. Both incoming and outgoing correspondence is included. The correspondence is primarily addressed to Clark Foreman, Edith Tiger, Leonard Boudin, and Victor Rabinowitz. The subject files include records of the "Bill of Rights Journal" published by the NECLC along with dinners and the annual Tom Paine Award presentations. Recipients in the past have been Bob Woodward and Carl Bernstein, Shirley Chisolm, Dr. Benjamin Spock, Tom Smothers, Pete Hamill, and NECLC officers Edith Tiger, Leonard Boudin, and Clark Foreman