The bulk of Eakins' papers concern his work as a geologist and consultant for the mining industry. His Peruvian period is covered by correspondence, reports and newsletters on the San Jose prospect for the Cerro de Pasco Corporation, 1952-1956. His work with Mineral Management Ltd. (1956-1959) is documented by correspondence on mining investments and exploration. There are also files raised by Eakins for his reports on the Axel Heiberg Island project, 1962-1969 and Eakins' participation in the first Canadian workshop on "Education in the Earth Sciences" (Sudbury 1971), and the International Geological Conference of 1972. There is also correspondence, memoranda and notes relating to the history of geology at McGill and in Québec, and some correspondence with Geology Department staff members and students.

Includes correspondence, journals, books, manuscripts, photographic material, audio tapes, course material, research material, postcards, book reviews, conference proceedings, thesis, and articles for publication.

The Nobbs fonds consists of the work of Percy Erskine Nobbs, George Taylor Hyde, Nobbs and Hyde, Nobbs and Valentine, and Nobbs and Nobbs. 526 projects are documented in the Percy Erskine Nobbs Fonds. Architectural drawings form the core of the fonds, providing a comprehensive listing of the drawings by Percy Nobbs and his associates. Arranged chronologically, the inventory reflects respectively the development of the partnerships Nobbs and Hyde (1910-1944), Nobbs and Valentine (1945-1950), and Nobbs and Nobbs (1950-1960). Hugh A. I. Valentine worked only briefly with Nobbs, spending the bulk of his career with the Bell Telephone Company of Canada. His commissioned drawings and student notebooks cannot be directly related to his work with Nobbs, but are nonetheless described in subfonds 8. Subfonds 6 and 7 describe Percy Nobbs's personal papers and three-dimensional objects designed by him which are in the Canadian Architecture Collection.

Fonds consists of general professional correspondence, 1913-1961, including Maass’ outgoing letters for 1946-1954. Topics covered include defence research, the Pulp and Paper Institute, N.R.C. appointments, visits of scientists, and political questions (e.g. letters to and from Lester Pearson on NATO and the nuclear deterrant). There are also letters of recommendation by Maass, and personal communications from colleagues. A special binder of congratulatory letters marks his election to the Royal Society (1940), and there are similar files on his retirement (1955), and of condolences to his widow at his death (1961). Maass also assembled photostat copies of letters by eminent 19th century British scientists addressed to his great uncle, Prof. Plucker of Bonn.

Studies and research are documented by a physics laboratory notebook (1908-1909), and a "summary of data on hydrogen peroxide" collected in collaboration with W. Hatcher (1918-1919). A few addresses on the Canadian Institute of Chemistry (1939), the Pulp and Paper Research Institute (1945), and the relation between the Defence Research Board and the universities are included.

The fonds reflects the scientific and literary outreach activities of the Montreal Natural History Society over the course of its existence and contains correspondence, minutes, financial records, council and committee reports, membership lists, donation lists, catalogues of holdings, newspaper clippings, lecture advertisements and weather maps. In addition, the fonds includes reference material to other societies and information regarding the publication and creation of the Canadian Naturalist and Quarterly Journal of Science, Canadian Naturalist and Geologist and the Canadian Record of Science.

The fonds is composed of the following series: 1) Accounting Records (1860-1917); 2) Administrative Records (1833-1887); 3) Catalogues (ca.1829-ca.1925); 4) Correspondence (1871-1896 with gaps); 5) Essays and Lectures (1829-1852); 6) Minutes (1827-1832,1844-1923); 7) Montreal Microscopical Society (1884-1906); 8) Reports (1828-1881 with gaps); 9) Weather Maps (1895-1897).

Fonds consists of correspondence with the pediatrician Dr. Alton Goldbloom of Montreal. It gives a picture of pediatrics and parental concerns at the time. The fonds contains 30 letters.

Consists of microfilm of originals, located at Library and Archives Canada. The records of the Board of Trade fall into two series. Administrative records comprise the register of the Committee of Trade, 1822-1842; followed by the minutes of the Board, 1842-1952; reports of general meetings, 1842-1951; and annual meetings, 1876-1879; and council annual reports, 1886-1931. Correspondence consists of letterbooks, 1870-1920, and the correspondence files of the Committee of Trade, 1822-1842. A review of the activities of the Board from 1950 is also included.

Oliver's papers deal almost entirely with his work for the Royal Commission on Biculturalism and Bilingualism. Correspondence, minutes, reports and press releases document the Commission's meetings, organization, personnel, and finances. There are also briefs, reports of study groups, drafts of the final report, and files on individuals. Records of his Vice-principalship at McGill can be found in Record Group 3.

Abbott's papers reflect her family background, education and private life, as well as her research and publications on medical history. There are no materials relating to her work as a pathologist. Abbott's family background is documented by a printed history (1931) of St. Matthew's, Grenville, of which Joseph Abbott was the first rector, and glass negative views of the family home in St. Andrew's. Records of her education comprise notebooks (1886-1890) for courses at McGill in classics, philosophy, English literature, and science, her graduation photograph, and a photocopy of her address as Donalda Valedictorian in 1890. Private records include diaries (1930-1940), a commonplace-book (1929-1938), and a bundle of notes, clippings, poems, letters and invitations. Three versions of her autobiography survive: the finished "Autobiographical sketch" of 1928 (photocopy), part of an undated autobiography, and a brief autobiographical note. Records of Abbott's historical research and publications include extensive notes on the history of medicine in Québec as well as papers relating to the publication of her History. Other files contain notes on the admission of women to McGill and other universities, the establishment of the Medical Museum, the amalgamation of the medical faculties of Bishop's and McGill with some administrative records of the medical faculty. Dr. Abbott's professional correspondence is represented only by a file on the Federation of Canadian Medical Women, 1938.

The fonds contains materials that Dr. M. Entin collected for his biography of Dr. Archibald. Mainly include articles relate to tuberculosis, pancreatitis, wound healing, history of surgery, and scientific writing. It also includes letters from Edward Archibald to Mrs. Archibald, letters to Archibald from William Osler and Sir Henry Gray, addenda of Archibald's world journey in 1936, and articles by Archibald.

Some draft chapters of the biography of Dr. Archibald and research data for 100th Anniversary of Royal Victoria Hospital can also be found in the fonds.