Letter to Harvey Cushing, September 1, 1921
Letter to Harvey Cushing, September 1, 1921
Letter to Harvey Cushing, August 8, 1821
Letter to Harvey Cushing, February 13, 1921
Letter to Harvey Cushing, June 6, 1920
Letter to Harvey Cushing, July 27, 1925
Letter to Harvey Cushing, July 27, 1925
Letter to Harvey Cushing, May 1, 1921
Letter to Harvey Cushing, April 25, 1920
Letter to Harvey Cushing, February 25, 1921
Letter to Harvey Cushing, August 14, 1922
Letter to Harvey Cushing, May 21, 1920