Martin, William McChesney. Letter to Mr. President Harry S. Truman, Box 13, Folder 7, William McChesney Martin, Jr., Papers. https://fraser.stlouisfed.org/archival/1341/item/456886, accessed on August 15, 2018.
Regarding meeting with Clayton
- Board of Governors of the Federal Reserve System, Federal Reserve Board
- Meltzer's History of the Federal Reserve - Primary Sources