Committee on the History of the Federal Reserve System (U.S.). Business Cycle Analysis: Theoretical Contributions : Crises and Cycles: Surveys of Earlier (Pre 1914) Theories, Entry 176, Box 22, Folder 8, Item 1,
Committee on the History of the Federal Reserve System.
https://fraser.stlouisfed.org/archival/1342/item/459142, accessed on April 18, 2026.