[1] The museum archive holds periodicals dating from 1896 and a collection of photographs, videos, films, sound recordings, autographs, art works, and ephemera.

[4] In December 2009, the museum received its first allocation of public money, a two-year grant from the cultural funds of the Berlin Senate.

[5] This was used to broaden its focus to encompass other minority sexual identities besides male homosexuality, mainly to put more emphasis on lesbian and transgender people.

In association with this theme, the social and legal background was presented, such as the anti-gay Paragraph 175 of the German penal code; the associated marginalisation, persecution and criminalisation of homosexuality; as well as the successes of LGBT social movements.

A continuing series of homages to LGBT people in public life has included Oscar Wilde, Marlene Dietrich, Rainer Werner Fassbinder, Michel Foucault and Thomas Mann.