Miskatonic University's Gay People's Alliance has a bunch of queer merchandise available on CafePress. Here's some background:
Among the first organizations of higher education for gay, lesbian, bisexual, transsexual, and queer persons, Miskatonic University's Gay People's Alliance and Gay Alumni Association were founded in May 1971.Link.
After the turn of the second millennium of the Common Era, the Alliance and Association decided to update their original Pink Elder Sign logo with the addition of the Miskatonic U. Rainbow design.