Hamlin, Charles S. (Charles Sumner), 1861-1938. "Charles S. Hamlin Diaries, Box 9, Volume 13, Reel 3, January 1-July 1, 1927" in Diaries of Charles S. Hamlin
(January 1-July 1, 1927).
https://fraser.stlouisfed.org/title/5194/item/533095, accessed on April 2, 2025.
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