Martin, William McChesney. Letter to Talton T. Francis, Box 1, Folder 1, William McChesney Martin, Jr., Papers. https://fraser.stlouisfed.org/archival/1341/item/456775, accessed on August 16, 2018.
Example of a series of letters he wrote in response to congratulatory letters on his seat on the New York Stock Exchange.
- Board of Governors of the Federal Reserve System, Federal Reserve Board
- Meltzer's History of the Federal Reserve - Primary Sources