Accrual consists of materials relating to Alpha Delta Kappa and its chapters. Includes scrapbooks, minute books, charters, audio-visual materials, photographs, and other ephemera and artifacts.

Records of the the provincial organization as well as some of the chapters. Includes financial information, historical accounts, and scrapbooks documenting history, events and personalities in a chronological sequence.

Fonds consists of records relating to the history, administration, and operations of Greb Industries Limited and its predecessors, the Greb Shoe Company Limited and the Berlin Shoe Manufacuring Company Limited, as well as its subsidiary companies. Includes letters patent and by-laws, minutes, financial statements, annual reports, correspondence and memoranda, legal documents, press clippings, newsletters, reports, presentations, advertisements, photographs, ephemera, and audio and video recordings.

Audio reel recordings of séances held under the supervision of medium Thomas Lacey as well as other events, messages, and music. The séances were held primarily in Kitchener and Waterloo, Ontario although some were held in other areas in Ontario and the Unites States of America. Prior to donation, some of the reels were transferred to audio cassettes. The audio cassettes are also included in the collection. Also includes a cue card index to the séances and a notebook listing séances held at 362 Frederick St. in Kitchener, Ontario.

Fonds consists of materials created by Dominion Rubber, and later Uniroyal, primarily relating to the activities at the Dominion Tire plant on Strange Street in Kitchener as well as to the planning and implementation of the Uniroyal world junior curling championship.