Federal Reserve Bank of New York. "4179. Margin Requirements Increased," Federal Reserve Bank of New York Circulars (January 5, 1955). https://fraser.stlouisfed.org/title/466/item/11606, accessed on April 25, 2024.
Federal Reserve Bank of New York. "4179. Margin Requirements Increased," Federal Reserve Bank of New York Circulars (January 5, 1955). https://fraser.stlouisfed.org/title/466/item/11606, accessed on April 25, 2024.