Tommi Avicolli Mecca (b. 1951) is a writer, singer/songwriter, performance artist, and activist. Throughout the 1970s and 1980s, Avicolli Mecca was involved in many Philadelphia-area Gay rights organizations. The collection is comprised of six series: 1) Subject files; 2) Gay Activists Alliance (Philadelphia) records; 3) Gay Media Project (Philadelphia) records; 4) Gay Community Center of Philadelphia records; 5) Photographic slides; 6) Audiovisual material.

Walter J. Lear (1923-2010) was active in civil rights, LGBT rights, and healthcare reform. Lear was a medical doctor who served as Pennsylvania's Southeast Regional Commissioner for Health Services. The Walter J. Lear papers, 1975-1996, consist primarily of printed materials relating to LGBT rights and HIV/AIDS education. There are also a small amount of materials relating to Lear's membership in various LGBT and healthcare reform organizations.

William Damon was an active member of the gay communities of Philadelphia, Pa.; New York, NY; Key West, Fla., and Provincetown, Mass. Throughout his life he was active in the gay rights movement. He worked as an editor and writer for multiple publications. The William Damon papers, 1965-1984, contain items relating to Damon's personal life and are chiefly biographical.