Subseries consists of Stephen Straker and Edward Levy's collection of biographic material about the life of Juda Quastel. The name and order of the files reflect both the chapter titles and arrangement for the Quastel biography.

Subseries consists of annual reports, correspondence, general administration, joint committee reports, and listings of post-doctoral research fellows during Quastel's time as a director and researcher at the Montreal General Hospital.

Series consists of three sub-series: unpublished materials, published materials, and reports.

Subseries consists of drafts of (potential) papers, each individually filed by article title. This series is also related to Quastel's thesis, Quastel's publication lists, and correspondence relating to Quastel's publications.

Series consists of 430 scientific slides (i.e. charts, equations, and graphs), possibly for lecturing purposes, as well as some photographs.

Series consists of handwritten notes, published articles, drafts of essays, and scientific data (such as lab material) relating to various scientific research conducted by Quastel. In addition, this series contains three sub-series: 1) Grants, 2) Multiple Sclerosis, and 3) Metabolic Inhibitors.

Subseries consists of various bound lab notes throughout Quastel's career.

Subseries consists of articles, notes, grant material, reports, and correspondence related to multiple sclerosis and the Multiple Sclerosis Society of Canada. Related correspondence may also be found in the Correspondence Series from 1958-1961.

The fonds consists of records documenting Juda Quastelʹs activities as a scientist from 1917 to 1987. Series include biographical information; correspondence; presentations and lectures; scientific research, notes, and data; written reports, published and unpublished materials; photographs, slides, glass plates, and audiovisual material. Collectively, these records reflect Quastelʹs various scientific roles as researcher, professor, author, and public speaker. Some records (i.e. particular correspondence and photographs) also reveal Quastelʹs personal life as husband and father.

Subseries consists of correspondence, notes, and drafts of reports relating to the written piece "Metabolic Inhibitors."

Series consists of one VHS tape interview of Juda Quastel in conservation with H.F. Bradford produced by the UK Biochemical Society

Series consists of CVs, biographical sketches, awards, certificates, copies of Quastel's will, and Quastel's day books. In addition, this series contains one subseries: Quastel Project.

Series consists of personal and professional correspondence to and from Quastel, which have generally been subdivided by a decade or specifically by year from 1950-1969.

Series consists of lecture notes, conference papers and presentations created by Quastel. Many of the topics are similar to those seen in the publication series.

Series contains various reports, correspondence, and research from Quastel's stay in Cardiff and Montreal. This series contains two sub-series: Cardiff and Montreal General Hospital.

Subseries consists of minutes and reports from committees and commissions that Quastel sat on, as well as correspondence and research projects conducted in and from Cardiff and the Cardiff City Mental Hospital.

Subseries consists of various grant application materials from Foundations, Boards, and Departments requesting funds to conduct scientific research. The materials include applications, funding and financial information, correspondence, research proposals and reports.

Subseries consists of materials such as published articles by Quastel, lists of publications by Quastel, book reviews, as well as, information and correspondence related to future book proposals and publications such as Chemical Control of Cell Metabolism and Function and Neurochemistry.

Subseries consists of numerous typed reports, some of which are in the editing process. The reports are filed according to their title.

Series consists of photographs of Juda Quastel with colleagues from Cardiff, England, and the Montreal General Hospital laboratory, his 1966 visit to India and Jerusalem, as well as photographs of his family.

Series consists of 322 glass slides (i.e. charts, equations, and graphs), possibly for lecturing purposes.