The papers of Daniel Sonnenfeld document his involvement with a number of local and national Deaf and gay organizations. Organizations
include: The Northern California Leather Association of the Deaf; Rainbow Lambda Society of the Deaf; Deaf Communities Together,
Inc.; International Deaf Leather; and Gays at MIT. Additional material relates to International Mr. and Ms. Deaf Gay Leather,
Deaf GLOW 2000, Australian Deaf Leather Men, and the National Conference on HIV/AIDS and Deafness. Materials include administrative
records, membership material, publicity and event material, a Gays at MIT T-shirt, and a button for Rebecca Prozan for Supervisor.