The Leon Llewellyn fonds contains materials documenting the life and career of Leon Llewellyn. Significantly, the fonds is composed of documentation pertaining to Montreal's English-speaking Black Community. These materials document the activities and functions of various Black community organizations, including but not limited to, the Negro Community Centre/Charles H. Este Cultural Centre; Black Studies Centre; Quebec Board of Black Educators; Black Community Central Administration of Quebec; Black Community Council of Quebec; National Black Coalition of Canada; Côte-des-Neiges Black Community Association; Notre-Dame-de-Grâce Black Community Association; Côte-des-Neiges Black Community Development Project; Black Theater Workshop; Association of Black Artists; Montreal Black Photography Society; Union United Church; Black Action Party; National Black Coalition Institute of Research in the Black Experience; National Congress of Black Women; Black Community Communications Media; Black Is!; Negro Theater Arts Club; Revue Theater; Black Workers Association; Black Youth Radio; and the Black Youth Television Workshop. Materials related to the Concordia Student Union; Concordia University's Black Student Union; McGill Black Student Union, Caribbean Students' Society of McGill University; and the Black Students' Association of Champlain College are also found in this fonds. Additionally, this fonds contains various issues of prominent community newspapers and magazines, including but not limited to, Uhuru; Focus Umoja; Focus Magazine; Afro-Can; Afro Canadian; Contrast; The Black Voice; Montréal Camera; Community Contact; The Montreal Challenger; The Montreal Oracle; African Awakener; Canadian Tribune; Voice of Montreal; and The Black: A Canadian Journal of Self Expression. It also contains materials related to the publication of the book "Journey into Our Caribbean Past" by Eric Llewellyn.
The Leon Llewellyn fonds is composed of a wide variety of textual and graphic materials, including photographs, negatives, contact sheets, sketches and drawings, greeting cards, newspapers, magazines, correspondence, reports, meeting minutes and agenda, bulletins, invitations, newsletters, pamphlets, flyers, booklets, posters, financial documents, programs, and curricula, among many others. The fonds also contains a few objects.
The Leon Llewellyn fonds is divided into three series:
F032/A Community organizations and events
F032/B Community newspapers and magazines
F032/C Personal papers