Martin, William McChesney. Letter to Honorable T.B. McCabe (Thomas B.), Box 16, Folder 2, William McChesney Martin, Jr., Papers. https://fraser.stlouisfed.org/scribd/?item_id=456842&filepath=/files/docs/historical/martin/16_02_19490811.pdf&start_page=1, accessed on September 19, 2017.
With attached statement by McCabe on Equity Capital Situation before the Subcommittee of the Senate Committee on Banking and Currency
- Board of Governors of the Federal Reserve System, Federal Reserve Board
- Meltzer's History of the Federal Reserve - Primary Sources