Bibliography of Gay and Lesbian History
This site has an extensive bibliography. You'll have to go to the library for the actual information.

People with a History
This site presents the history of lesbians, gay men, bisexuals and transgendered people. It includes hundreds of original texts, discussions, and addresses LGBT history in all periods, and in all regions of the world.

LGBT History on the Web
Is an excellent resource and provides links to a variety of archive and library collections.