Letter to Harvey Cushing, February 13, 1921
Letter to Harvey Cushing, February 25, 1921
Letter to William Osler, May 17, 1866
Letter to Arthur Jukes Johnson, January 4, 1921
Letter to James Bovell (Jimmie) Johnson, December 20, 1905
Letter to Arthur Jukes Johnson, January 14, 1921
Letter to William Osler, April 2, 1967
Letter to William Osler, April 2, 1967
Letter to Harvey Cushing, April 30, 1920
Letter to Harvey Cushing, June 6, 1920