The Alcock collection consists of over 2000 glass slides. The series within the collection, called "Images of early Brisbane", includes images of buildings, landmarks and views of Brisbane, including the 1893 floods. Also images of University of Queensland in its early years.

Pamphlets, bulletins, newsletters, political ephemera, newspaper cuttings and political documents relating to protest politics and culture in Brisbane from the 1970s; debates and issues within the International Socialists and Socialist Action; research work, photographs, interviews, transcripts of interviews, and correspondence relating to Jean Devanny; correspondence; and documents relating to Carole Ferrier's academic activities.