Letter to Harvey Cushing, June 30, 1920
Letter to Harvey Cushing, March 23, 1921
Letter to Harvey Cushing, May 10, 1925
Letter to Harvey Cushing, May 10, 1925
Letter to Harvey Cushing, May 14, 1925
Letter to Harvey Cushing, May 14, 1925
Letter to Harvey Cushing, May 24, 1920
Letter to Harvey Cushing, May 27, 1925
Letter to Harvey Cushing, May 27, 1925
Letter to Harvey Cushing, May 9, 1925
Letter to Harvey Cushing, May 9, 1925
Letter to Harvey Cushing, November 24, 1924
Letter to Harvey Cushing, September 1, 1925
Letter to Harvey Cushing, September 1, 1925
Letter to Harvey Cushing, September 17, 1925
Letter to Harvey Cushing, September 17, 1925