The Fold-out Valentines sub-subseries consists of 33 cards that feature some sort of interactive component. This may include flaps that open to reveal hidden messages, or pop-up cards that can be folded out to make a free-standing three-dimensional image.

Sub-subseries contains 26 signed books from friends and authors and are identified from A3.1-1 to A3.1-26

This sub-subseries consists of a collection of Sharma’s smaller published works, including newspaper clippings or article prints.

Sub-subseries consists of five files containing the members’ biographical forms that were used for the publication of the directory of the American Osler Society. Includes biographical forms filed in alphabetical order with related documents such as curriculum vitae and bibliographies.

Sub-subseries consists of photographs sent by members of the American Osler Society with their biographical form for the publication in the directory of the society.

The sub-sub-series contains three ledgers of incomes with supporting documents and deposit slips.
The files are arranged in chronological order.

Sub-sub-series consists of active office files, filed by subject, pertaining directly to Dr. Penfield, his life, and his activities. (C/SD = Correspondence/Subjects Domestic)

File consists of active office files filed by subject, pertaining directly to Dr. Penfield's general administration of the MNI and other activities in which he was professionally involved. (C/SG = Correspondence/Subjects General)

Sub-subseries consists of published material concerning McGill University and/or Dr. Penfield. (E/PS = Events / Published Standard)

Sub-subseries consists of visual and some textual information concerning particular neurological cases. This material was sent to Dr. Penfield by other neurologists. (E/VS = Events / Visual Sent)