Fonds consists of clippings and ephemera, photographs, sound recordings, video recordings, and musical scores and lyrics related to the Nova Scotia Mass Choir from 1992 to 2021.
Fonds is primarily comprised of artistic programs from musical and theatrical events held predominantly in Nova Scotia, specifically in the Halifax area. Fonds also includes some music school syllabi, event competition forms and regulations, newspaper clippings, and correspondence.
Fonds contains copies of diplomas and scrapbooks, newspaper articles and clippings, correspondence between Gillis and others, and manuscript drafts of his music.
Fonds consists of records created for and as a result of the performance activities of the Halifax Camerata Singers. Records include posters and programs from concerts\ and administrative and financial records from the Board of Directors of the not-for-profit society.
Fonds contains correspondence, musical scores (piano and orchestral), photographs, a sketch, harmony notebooks, fliers, programs, newspaper clippings, academic journals, a press book, scrapbooks, and letters of composers. The musical scores include several first edition copies and autograph manuscripts. All personal correspondence is incoming correspondence; no outgoing correspondence is included in this fonds.