Selected papers of Allan Sproul
Meltzer, A History of the Federal Reserve Volume 1, 1913-1951
1980, Federal Reserve Bank
Imprint: New York, NY: Federal Reserve Bank, 1980.
Ritter, Lawrence S. and Sproul, Allan, 1896-1978, 1980, Selected papers of Allan Sproul, from Meltzer, A History of the Federal Reserve Volume 1, 1913-1951, accessed Dec 10, 2013 from FRASER, http://fraser.stlouisfed.org/meltzer/record.php?id=4304