This series consists of records generated by Dr. Penfield as an employee of McGill University or the Montreal Neurological Institute. Most of the material in this series is the property of those institutions, and is not considered personal material.

1889: 4 letters
1890: 10 letters
1891: 8 letters
1893: 4 letters

This accession contains a collection of manuscripts, slides, drawings, correspondence, reprints, photographs, case reports, post-mortem records, and exhibition panels (mainly related to congenital heart disease), as well as a valedictory address, autobiographical sketch, and poems.

Series consists of 5 drug formularies estimated to contain approximately 1200-1300 formulas. Notebooks also contain financial data (half-yearly summaries) for approximately 12 years dated between 1896 and 1914, of great significance for quantifying the size of the business and its inventory value (see also File no. 19 for additional financial data).

This series consists of a small cache of papers belonging to other Penfield family members. This series includes correspondence addressed to the mothers of Wilder Penfield and Helen Kermott Penfield, Mrs. E.P. Kermott and Jean Jefferson Penfield; a diary and letters of Penfield’s beloved sister Ruthmary Penfield Inglis, whose brain tumour Penfield unsuccessfully operated on; and a few items pertaining to Penfield’s daughter Ruthmary Penfield Lewis, mother of Jefferson Lewis.

This series contains varied materials created or kept by Helen Kermott Penfield. The series consists of letters, almost exclusively from Wilder, personal documents, diaries, and memorabilia, including an extensive family chronicle composed by Helen. The materials reflect above all Helen’s relationship with Wilder, but give a glimpse of her childhood and education, service in the war, life in England, social activities in Montreal, and travels with Wilder. This series is divided into four sub-series: diaries, correspondence, personal papers, and memorabilia.

This series consists of original and photocopied diaries, correspondence, personal documents, and manuscript drafts belonging to Wilder Penfield and spanning his lifetime. The material is largely personal in nature and is the result of his travels and exchanges with family, friends, and colleagues. The series is divided into the following sub-series: diaries, correspondence, personal documents, memorabilia, and manuscript drafts.

Series consists chiefly of letters between Maude Abbott and her sisters, as well as other personal correspondence. One correspondent represented in the series is Dr. C. F. Martin, a McGill physician who was a friend and advisor to Abbott. Other correspondemts include Lady Osler, Archibald Malloch, Walter Chipman, Thomas McCrae, and Lady Drummond. Two letters exist from W. W. F. Francis. Two letters related to the No. 3 Canadian General Hospital (with correspondents H. S. Birkett and Edward Archibald).

This series consists of the manuscripts, and related materials, of Dr. Penfield's published and unpublished writings.