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.