Martin, Cynthia Davis. Account of Trip to Europe, Box 51, Folder 7, William McChesney Martin, Jr., Papers. https://fraser.stlouisfed.org/archival/1341/item/456855, accessed on November 15, 2018.
Mrs. Martin accompanied her husband on an Export-Import Bank trip to attend the Monetary Conference in London. September 3-November 7. Year unknown - probably 1947
- Board of Governors of the Federal Reserve System, Federal Reserve Board
- Meltzer's History of the Federal Reserve - Primary Sources