Letter from John Fulton to Wilder Penfield, September 29, 1934.
Letter from John Kershman to Wilder Penfield, July 6, 1944.
Letter from John Kershman to Wilder Penfield, July 8, 1944.
Letter from John Kershman to William Vernon Cone, July 23, 1943.
Letter from John Kershman to William Vernon Cone, July 23, 1943.
Letter from John R. Yates to Wilder Penfield, August 21, 1928.
Letter from John R. Yates to Wilder Penfield, July 25, 1928.
Letter from Joseph M. McDaniel Jr. to D.L. Thomson December 8, 1955.
Letter from Joseph M. McDaniel Jr. to Wilder Penfield, November 7, 1955.
Letter from Kazimierz Orzechowski to Wilder Penfield, September 24, 1934
Letter from Lady Grace Revere Osler to Wilburt Cornell Davison.
Letter from Leon H. Cornwall to Wilder Penfield, March 20, 1929.
Letter from Lewellys F. Barker to Wilder Penfield, October 8, 1934.
Letter from Louis-Alexandre Tashereau to Sir Arthur Currie, October 28, 1931.
Letter from Lt.Col. W. Leggat to Wilder Penfield, August 31, 1945.