31. Code of Federal regulations. 1939 supplement to Code of Federal regulations of United States, containing documents of general applicability and legal effect issued by Federal agencies and filed with Division of Federal Register during calendar year 1939, including Presidential proclamations and Executive orders in full text, with ancillaries and index: [book 2]; Title 26-50. Bookmark Corporate/Agency Authors: National Archives and Federal Register Division Publisher: National Archives Date: 1940 SuDoc number: AE 2.9:939/bk 2