Martin's papers consist of her diaries, written from 1924 to 1925 and from 1939 until her death, an address book, and a notebook recording donations made by her between 1973 and 1985. Her diaries document mainly her leisure activities, the many churches she attended, and her travels, but also refer to major world political events, the activities of the Royal Family, and anecdotes concerning her work. Inserted in the diaries are photographs of Martin and her friends, postage stamps, pamphlets, newspaper clippings and other memorabilia.

The majority of this collection is correspondence between Annie Holiday Pelletier and her parents Elise and William Holiday. The collection also includes correspondence with and between other family members, photographs, genealogical and biographical information, and miscellaneous material about the Rondeau, Holiday, and Pelletier families. Included is an early written exchange, circa 1864, between Elise Rondeau and a local parish priest who disagree on religious freedom and the interpretation of a biblical passage. The correspondence between Annie and her parents, including the period in which she is a student at McGill, is written in French (from and to her mother) and English (from and to her father). This correspondence provides a vital resource on early student life and the day-to-day concerns of a young woman living away from home in late 19th Montreal. The correspondence is rich in its detail and frankness on matters of family life, conflict, and religious and educational issues.

Collection consists of photograph albums and publications from Jean Drapeau's library related to significant events that occurred during his mandates as mayor of Montreal (1954 to 1957 and 1960 to 1986). Photograph albums, brochures, and publications represent Expo 67 and its reiteration, Man and his World (Terre des Hommes), which ran from 1968 to 1986. The 1976 Montreal Olympic Games are documented in programmes and photograph albums. The collection also includes records of Drapeau's political life, including transcripts of his speeches from 1955-1957, photograph albums related to his municipal political party, the Civic Party of Montreal (Parti civique de Montréal), and presentation copies of books.

The fonds contains professional and person records created or compiled by Arvind Sharma, divided into 7 series:
A. Biographical records
B. Writings
C. Public addresses
D. Teachings
E. Distinctions
F. Correspondence
G. Photographs

The fonds contain textual material such as correspondence, unpublished and published material, notes, research and teaching material, as well as photographs of Sharma and acquaintances. It also contains visual and audio recordings of Sharma from events in addition to objects having belonged to Sharma.

The fonds consists of documents relating to Macdonald’s publications and professional activities outside the classroom both prior to and during his tenure at McGill and for various professional associations. The scope covers the period of 1976 to 2012 and includes: articles, essays, and speeches (both draft, final and off-print) and their assorted documentation (travel itinerary, correspondence, conference notes, and research).

The fonds is divided into four series which were imposed by the archivist. The first is Publications which relates to any of Macdonald’s published material. The second is Professional Activities which is composed mainly of speeches and conference notes and materials. The third is Publications and Professional Activities which encompasses any professional activity which was subsequently published or vice versa. The last is Course Materials.

The fonds consists of documents, photographs and audio media relevant to the professional history of Dr. Hans Möller. The scope predominately covers the period of 1980 to 1997 and includes Dr. Möller’s published works, personal and professional correspondence, research articles, and documents related to his professional activities and associations within and outside McGill University.

The fonds consists of documents and photographs relevant to the history of the NAJC, particularly as regards the 1988 redress by the Canadian government. The scope predominately covers the period from 1987 to 1989, and includes correspondence, census data, briefs, minutes, surveys, and internal newsletters.

The Dawson-Harrington Families Fonds follows the family of Sir John William Dawson, geologist and Principal of McGill University from 1855-1893, through four generations, including both personal and scientific papers of John William Dawson, his son-in law, B. J. Harrington, and his son, explorer, geologist, and Director of the Geological Survey George Mercer Dawson. Other family members include James Dawson, father to Sir John William Dawson, a Scots immigrant to Nova Scotia, printer, stationer, unsuccessful investor and zealous Presbyterian; John William's wife Margaret Mercer; their children William Bell Dawson, an engineer, Rankine Dawson, a physician, and Anna Lois Dawson. Also represented are Anna Dawson Harrington and B. J. Harrington's children, Eva Dawson and her husband, Hope Atkin, and their families

"Architectural Drawings, 1921-38, 322 drawings." Designs, proposals, additions and alterations to thirty-eight projects for domestic architecture, including the Hallward house (now McGill University's Martlet House) and summer country houses; public commissions such as Murray Park Shelter in Westmount and Westmount City Hall comprise the holdings of the CAC of the work of Robert and Francis R. Findlay.
"Photographs, 1922-38, 51 photographs." Seven of the Findlays' projects are documented by photographs. Included are photographs of finished interiors and exteriors of houses in Westmount as well as the Westmount City Hall.
"Professional Papers, 1928-40, 19 cm."Correspondence, specifications, clippings, pamphlets, invoices, etc., for seven projects; among them the Murray Park Shelter, the Union Twist Drill Company's building in Rock Island, PQ, and houses in Westmount, are found in the Findlay archive.

"Dessins architecturaux, 1921-1938, 322 dessins." Esquisses, propositions, annexes et modifications se rapportant à 38 projets d'architecture domestique dont la maison Hallward (aujourd'hui la maison Martlet de l'Université McGill) et de résidences d'été; la CAC conserve également certains projets publics réalisés par Robert et Francis Findlay, notamment l'abri du parc Murray à Westmount et l'hôtel de ville de Westmount.
"Photographies, 1922-1938, 51 photos." Sept des projets des Findlay sont documentés par des photographies. On trouve entre autres des photos de la finition intérieure et extérieure de certaines maisons à Westmount de même que de l'hôtel de ville de Westmount.
"Documents professionnels, 1928-1940, 19 cm" Correspondance, cahier des charges, coupures, dépliants, factures, etc. relatifs à sept projets dont l'abri du parc Murray, l'immeuble de la société Union Twist Drill à Rock Island (Québec) et des résidences de Westmount.

Fonds consists of architectural drawings, photographs, and papers relating to projects designed by Francis Robert Findlay (1888-1977), independent of his partnership with his father Robert Findlay (1859-1951). Eight projects are documented by 119 architectural drawings (1934-1964), among them designs for buildings for the Old Brewery Mission's summer camp at Lake Chapleau, PQ, alterations to St. Andrew's United Church in Westmount and alterations to Bethel United Church in Grand'Mère, QC. Eight photographs (1945-1964) show additions and alterations to the summer house of C. V. Howard at Lake Anne, QC, and alterations to the Bethel United Church. The fonds also contains professional papers dating between 1941 and 1964, including correspondence, clippings, pamphlets, receipts and invoices relating to seven projects are found in the archive. The projects include the design of buildings for the Old Brewery Mission's summer camp and alterations to Bethel United Church.

Le fonds contient 119 dessins architecturaux, des photographies et des documents ayant trait aux projets dessinés par Francis Robert Findlay (1888-1977), indépendamment de son association avec son père Robert Findlay (1859-1951). Huit projets sont documentés par 119 dessins architecturaux (1934-1964), notamment les bâtiments de la colonie de vacances de la Mission Old Brewery, au lac Chapleau (Québec), des modifications à la St. Andrew's United Church à Westmount et des modifications à la Bethel United Church de Grand'Mère (Québec). Huit photographies (1945-1964) témoignent des annexes et modifications à la résidence d'été de C.V. Howard au lac Anne (Québec) et des modifications apportées au Bethel United Church. Le fonds contient aussi de la correspondance, coupures, dépliants, reçus et factures (1941-1964) ayant trait à sept projets, notamment les bâtiments de la colonie de vacances de la Mission Old Brewery et les modifications apportées au Bethel United Church.