Film related materials are shelved in the PN classification sections. Some specific areas are:
PN 1993 - PN 1999
PN 2101 - PN 3307
History of the Film & Motion Picture Production
Queer titles are located in many different sections, including:
HQ 73-78 Bisexualism, Homosexualism, Lesbianism, Transsexualism
CapU Library Resource
Credo Reference has created a topic page for LGBT. On this topic page, you'll find a collection of articles and entries from their reference texts as well as searches in the Library catalogue and relevant databases.