Federal reserve banks. Reduction in reserve ratio for Federal reserve notes and deposits, hearings, 79th Congress, 1st session, on H. R. 2124, to amend sec. 11 (c) and 16 of Federal reserve act, as amended [so as to reduce reserve requirements of Federal reserve banks and to extend authority to pledge United States Government obligations as collateral for Federal reserve notes], Feb. 27-Mar. 5, 1945.