Committee on the History of the Federal Reserve System (U.S.). Conversation with Winfield Riefler Concerning the Skeleton of Works to be Done in the Main Project, Entry 167, Box 2, Folder 2, Item 28,
Committee on the History of the Federal Reserve System.
https://fraser.stlouisfed.org/archival/1342/item/458308, accessed on April 9, 2026.