Modell, Henry. Letter to Mr. William C. [sic] Martin, Jr., Box 43, Folder 8, William McChesney Martin, Jr., Papers. https://fraser.stlouisfed.org/content/?item_id=456849&filepath=/files/docs/historical/martin/43_08_19410410.pdf, accessed on May 24, 2018.
Chairman, Local Draft Board #144. Selective Service System
- Board of Governors of the Federal Reserve System, Federal Reserve Board
- Meltzer's History of the Federal Reserve - Primary Sources