Letter to Henry Barton Jacobs, July 10, 1918
Letter to Henry Barton Jacobs, January 11, 1909
Letter to Henry Barton Jacobs, February 22, 1911
Letter to Henry Barton Jacobs, February 22, 1911
Letter to Henry Barton Jacobs, January 23, 1909
Letter to Henry Barton Jacobs, January 8, 1919
Letter to Henry Barton Jacobs, January 20, 1917
Letter to Henry Barton Jacobs, February 1, 1909
Letter to Henry Barton Jacobs, March 28, 1911
Letter to Henry Barton Jacobs, March 28, 1911
Letter to Henry Barton Jacobs, February 24, 1909
Letter to Henry Barton Jacobs, August 31, 1917