Letter to Harvey Cushing, February 13, 1921
Letter to James Bovell (Jimmie) Johnson, December 20, 1905
Letter to Harvey Cushing, June 6, 1920
Letter to Helen MacMurchy
Letter to Henry Barton Jacobs, August 19, 1910
Letter to Henry Vining Ogden, February 20, 1888
Letter to William Osler, March 20, 1888
Letter to John H. Musser, August 21, 1888
Letter to William Osler, November 5, 1888
Letter to William Osler, November 10, 1888