Committee on the History of the Federal Reserve System (U.S.). Banking Theory : Liquidity vs. Shiftability Theories of Banking: Quantitative vs. Qualitative Control of Credit -- Theories, Entry 176, Box 16, Folder 2, Item 10, Committee on the History of the Federal Reserve System. https://fraser.stlouisfed.org/archival/1342/item/458263, accessed on May 17, 2026.