Letter to Harvey Cushing, December 4, 1920
Letter to Harvey Cushing
Letter to Harvey Cushing, October 26, 1906
Letter to Harvey Cushing, October 26, 1906
Letter from Frederic A. Washburn, (ca July 20, 1918)
Letter to Harvey Cushing, May 12, 1926(?)
Letter to Harvey Cushing, May 12, 1926(?)
Letter to Harvey Cushing, January 30, 1907
Letter to Harvey Cushing, January 30, 1907
Letter to Harvey Cushing, February 16, 1907
Letter to Harvey Cushing, February 16, 1907
Letter to Harvey Cushing, March 18, 1907
Letter to Harvey Cushing, March 18, 1907
Letter to Harvey Cushing, April 25, 1926(?)
Letter to Harvey Cushing, April 25, 1926(?)
Letter to Harvey Cushing, November 5, 1907
Letter to Harvey Cushing, November 5, 1907