Hamlin, Charles S. (Charles Sumner), 1861-1938. "Index-Digest of Charles S. Hamlin Diaries, Box 17, Volume 1, Reel 12, 1887- 1910" in Diaries of Charles S. Hamlin (1887- 1910). https://fraser.stlouisfed.org/title/5194/item/533130, accessed on November 13, 2024.