Letter to Frederick Cheever Shattuck, undated
Letter to James William White, April 19, 1913
Letter to Anson Phelps Stokes, April 17, 1913
Letter to Fielding Hudson Garrison, (ca April 18, 1913)
Letter to Joseph Hersey Pratt, May 9, 1909
Letter to Thomas McCrae, January 2, 1907
Letter to Francis John Shepherd, January 30, 1906
Letter to Charles Nicoll Bancker Camac, January 29, 1906
Letter to James J. Walsh, January, 1906
Letter to William Sydney Thayer, January 28, 1906