Board of Governors of the Federal Reserve System (U.S.), 1935-. "Conditional approval of application of PNC Financial Corporation to engage through subsidiary, PNC Investment Company in underwriting and dealing in mortgage-backed securities and commercial paper" in Press Releases of the Board of Governors of the Federal Reserve System
(July 1, 1987).
https://fraser.stlouisfed.org/title/9237/item/691237, accessed on May 10, 2026.