Jean-Nickolaus Tretter Collection in Gay, Lesbian, Bisexual and Transgender Studies

The Jean-Nickolaus Tretter Collection in Gay, Lesbian, Bisexual and Transgender Studies is a collection of LGBT historical materials housed in the Special Collections and Rare Books section of the University of Minnesota Libraries. It is located underground in the Elmer L. Andersen special collections facilities on the University of Minnesota's Minneapolis campus.