United States. Department of the Treasury. Documents Relating to European Trip July 2-24, 1949, Box 16, Folder 5, William McChesney Martin, Jr., Papers. https://fraser.stlouisfed.org/content/?item_id=457212&filepath=/files/docs/historical/martin/16_05_19490702.pdf, accessed on May 26, 2018.
Itinerary, daily schedule, crew members, diplomatic representatives and brief comments on currency.
- Board of Governors of the Federal Reserve System, Federal Reserve Board
- Meltzer's History of the Federal Reserve - Primary Sources