Letter to Maude E. Abbott, August 7, 1910
Letter to Edward F. Milburn, August 9, 1910
Letter to Henry Barton Jacobs, August 9, 1910
Letter to Maude E. Abbott, August 1910
Letter to Campbell Palmer Howard, August 8, 1910
Letter to William Sydney Thayer, August 13, 1910
Letter to Henry Vining Ogden
Letter to Henry Vining Ogden
Letter to Edward F. Milburn, September 13, 1904
Letter to Daniel Coit Gilman, July 7, 1904
Letter to Arthur Thomson, September 4, 1904