Letter addressed to Wilder Penfield, December 4, 1946.
Letter and "Statistical Analysis of Fees" from John Kershman to Wilder Penfield, September 24, 1944.
Letter and proposal from Fetherstonhaugh & Durnford to Wilder Penfield, December 9, 1942.
Letter from "President" to Eileen C. Flanagan, August 31, 1945.
Letter from "President" to Wilder Penfield, August 31, 1945.
Letter from "Secretary to Dr. Penfield", Ann Dawson to Lucy Allen, January 31, 1942.
Letter from A.G.L. McNaughton to Wilder Penfield, September 26, 1939.
Letter from Alexander Ross to F. Cyril James, January 16, 1945.
Letter from Arthur Childe to Wilder Penfield, July 3, 1940.
Letter from Arthur Childe to Wilder Penfield, September 1, 1940.
Letter from Bill Stewart to Wilder Penfield, August 16, 1940.
Letter from Bill Stewart to Wilder Penfield, August 9.
Letter from Bill Stewart to Wilder Penfield, June 29.
Letter from Bill Stewart to Wilder Penfield, November 9.
Letter from Bill Stewart to Wilder Penfield, September 22.