Series consists of four subseries: P125/A1 History (1972 and 1987), P125/A2 Charters and Certificate of Incorporation (1975-1977), P125/A3 Constitution and By-Laws (1970-1982), and P125/A4 Seal (1970). Includes a presentation, correspondence, forms, by-laws, statements, seal, a franchise tax report and a certificate of incorporation.

Series consists of two subseries: P125/C1 Correspondence of the Officers and P125/C2 Correspondence with Members. Includes almost only correspondence.

Series consists of five subseries: P125/E1 Membership Proposal Files, P125/E2 Honorary and Emeritus Membership, P125/E3 Ballots, P125/E4 Membership List, P125/E5 Certificates and Medals.

Series consists of seven subseries: P125/F1 Program, P125/F2 Correspondence, P125/F3 Accounting, P125/4 Abstracts and Presentations, P125/F5 Presidential Address, P125/F6 Final Report, P125/F7 Photographs.

Series consists of five subseries: P125/B1 Officers, P125/B2 Board of Governors Meetings, P125/B3 Standing Committees, P125/B4 Ad Hoc Committees, P125/B5 Reports. Includes agenda, minutes, related documents, correspondence, drafts, reports, statements of receipts and disbursements, lists of officers, lists of attendees, posters and proposals.

Series is divided in three subseries: P125/K1 Osler Bust, P125/K2 Survey on the American Osler Society: its Goals – its Future, P125/K3 Synopsis of presentations given at American Osler Society Meetings beginning with 1998. Series includes correspondence, questionnaires, drafts, working notes, compilation, graphics, a membership list, a synopsis, a presentation, a compendium of the world’s Oslerian society presentations with rare annotations and a brief history of the various Oslerian clubs. Added 2006, Subject Index to American Osler Society Presentations, April 14, 2002. -0.3 cm of textual records.

Series consists of notes and photocopies compiled by Earl Nation re. Geoffrey Jefferson (formerly Acc. 549), and correspondence with I.N. Dubin, M.D. (formerly Acc. 591).

Series consists of four subseries: P125/D1 Budget, P125/D2 Gifts and Donations, P125/D3 Tax Status and P125/D4 Financial Statements.

Series consists of three subseries P125/I1 Osler Library of History of Medicine, P125/I2 #13 Norham Gardens, P125/I3 American Association for the History of Medicine showing the privileged links of the association with these organizations. Series includes correspondence, receipts, newsletter, grant request and one agenda.

Series consists of documents relating to the establishment of the Osler Library of History of Medicine of McGill University as the repository of the archives of the American Osler Society and to the classification of these archives. Series includes correspondence and a classification plan.