Letter to William Sydney Thayer, February 6, 1919
Letter to William Sydney Thayer, September 12, 1919
Letter to William Sydney Thayer, July 18, 1919
Letter to William Sydney Thayer, November 2, 1918
Letter to William Sydney Thayer, February 22, 1918
Letter to William Sydney Thayer, April 5, 1918
Letter to William Sydney Thayer, August 30, 1918
Letter to William Sydney Thayer, November 14, 1918
Letter to William Sydney Thayer, May 4, 1917
Letter to William Sydney Thayer, December 23, 1917