Bopp, Karl R., 1906-1979
and Federal Reserve Bank of Philadelphia
"Remarks before the Eighth Annual Meeting of ACES."
Ballroom of the Bellevue-Stratford Hotel, Philadelphia, Pa,
April 21, 1958,
https://fraser.stlouisfed.org/title/1013/item/1191, accessed on April 13, 2025.
@FedFRASER