1 carbon copy of typed manuscript (final).; 2 typed manuscripts with hand-written amendments (address to Royal Society of Canada).; 1 typed manuscript with hand-written amendments (2nd draft of address).; 1 typed manuscript with hand-written amendments (1st draft of address).; 1 hand-written outline.; 1 hand-written and typed manuscript.; 1 hand-written manuscript plus cards.; 1 xerox copy of article.; 1 editorial from the Ottawa Journal quoting WGP.; 1 reprint, added 1978.; 1 xerox copy of CMAJ, added 1978.; 8 pieces of correspondence.

1 typed manuscript.; 2 typed manuscripts with hand-written amendments (not final).; 1 typed and holograph manuscript (on which title has been changed from "Dtsot."; 1 xerox copy of McGill News, added to file Aug. 1978.

1 typed manuscript (speech), the first page of which is missing.; 2 groups of worksheets -- 1 hand-written and 1 typed with hand-written amendments.; Pages 41 and 42 of M.D. Feb. 1961 "Wilder Penfield on Research and the Practioner."; 1 xerox copy of the article, added to file Nov. 1978.

1 typed manuscript (draft 3).; 2 typed manuscripts with hand-written amendments (early drafts).; 1 typed summary paragraph plus 2 hand-written pages.; 1 typed summary.; 1 reprint (MNI 435).; 1 reprint Bulletin.; 8 pieces of correspondence.; 2 pieces of correspondence plus 1 typed manuscript and 1 typed manuscript with hand-written amendments.; 10 pieces of correspondence.