Collection documents LGBTQ+ communities, organizations, activism, oppression, history, cultural events, erotic art, and trends. Collection primarily contains materials collected from Canada and the United States, but also contains resources collected as a result of Aveline’s travels around the world. Collection illustrates changing perspectives on homosexuality and homosexual acceptance from the late 18th century through the early 21st century, with the period from 1960 to 2009 being particularly well documented. Collection has a particular focus on documenting the AIDS crisis, LGBTQ+ liberation, anti-gay perspectives, sexuality and eroticism, religion, and Pride events.

Collection is divided into six series: S1 – Public health, S2 – Religious viewpoints, S3 – Erotica, S4 – Lifestyle, S5 – Political action and anti-oppression, and S6 – Historical and Aveline Research.The collection is primarily made up of publications such as pamphlets, newsletters, magazines, newspapers, academic journal articles, books, and catalogues. However, the collection also includes other ephemera such as posters, matchbooks, buttons, tourist maps, guides, correspondence, recorded radio programs, postcards, surveys, and teaching materials.