Letter to William Osler, September 29, 1866
Letter to Jennette Osler, May 25, 1867
Letter to William Osler, February 13, 1867
Cushing's notes, 1867-1897
Letter to William Osler, January 11, 1867
From one of his old school-fellows, 1867-68
Letter to Jennette Osler, May 25, 1867
Letter to William Osler, March 30, 1867
Letter to William Osler, January 11, 1867
Letter to Archibald E. Malloch, July 1, 1867