The Equal Rights Nevada (2000-2002) collection is comprised of organizational records documenting the group’s unsuccessful fight against Question 2, a referendum voted upon in 2000 and 2002 to amend Nevada’s state constitution to forbid same-sex marriage. It includes campaign files, financial records, publicity, correspondence, ephemera, and other supporting documentation from national and regional marriage equality organizations.

The Ted Lenhart LGBTQ Community Collection (1990-2001) is comprised of correspondence, newspaper clippings, and organizational material detailing LGBTQ community issues in Nevada throughout the 1990s. The collection includes materials from organizations including: Aid for AIDS of Nevada, the Clark County Coalition of HIV/AIDS Service Providers, the Nevada chapter of the AIDS Coalition to Unleash Power (ACT-UP), efforts to organize an HIV-Negative Men’s support group in Nevada, and Nevada Outdoors, an LGBTQ hiking club.

The Dennis McBride Personal Papers (approximately 1920-2023) contain the papers of local historian and activist Dennis McBride. Papers include correspondence between McBride and many prominent members of the Las Vegas, Nevada LGBTQ community; financial and employment records from McBride's time at University of Nevada, Las Vegas and the Nevada State Museum; publications, press, and research surrounding McBride's numerous written works, unpublished and published; and family history, correspondence, and other personal documents. The collection also contains McBride's detailed personal date books and diaries that span multiple decades. Some audiovisual material and correspondence exist as digital files.