Letter to Harvey Cushing, September 7, 1907
Letter to Harvey Cushing, April 20, 1920
Letter to Harvey Cushing, June 30, 1920
Letter to Harvey Cushing
Letter to Harvey Cushing
Letter to Harvey Cushing, June 26, 1920
Letter to Harvey Cushing, June 22, 1920
Letter to Harvey Cushing, May 24, 1920
Letter to Harvey Cushing, July 8, 1920
Letter to Harvey Cushing, June 17, 1920
Letter to Harvey Cushing
Letter to Harvey Cushing