A PDF of the guide is also available.ġ00 linear feet. Gay and lesbian history and AIDS history are not a single subject however, because of their interrelationships, both types of collections are included in this guide. The Manuscripts and Archives Division of the New York Public Library holds over 100 collections pertaining to the history and culture of gay men and lesbians, and to the history of the AIDS/HIV epidemic. Placard carried by Jeanne Manford in the Christopher Street Liberation Day March, June 1972.