Sub-subserise consists of pictorial records of events at the Montreal Neurological Institute. (E/VN = Events / Visual Neuro.)

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)

Sub-subseries consists of records regarding the logistic of the project and forms for an earlier edition of the directory. Contains one file of correspondence, quotations from printers, notes and working sheets, and biographical forms.

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.

Sub-subseries consists of Dr. Penfield's collection of glass lantern research slides.