Reconstruction Finance Corporation. "Circular No. 6 (Revised) : Information Regarding Subscriptions For and Loans Secured by Preferred Stock of Banks and Trust Companies and the Purchase of Capital Notes and Debentures of Such Institutions," Circulars of the Reconstruction Finance Corporation (September 1933). https://fraser.stlouisfed.org/title/6438/item/610616, accessed on July 31, 2024.