3d supplement to Congress and monopoly problem 50 years of antitrust development, 1900-50 (House document 599, 81st Congress), history of congressional action in antitrust field during past 50 years: Antitrust law action by 83d Congress, prepared at instance and under direction of Select Committee on Small Business, 83d Congress, pursuant to H. Res. 22, by legislative Reference Service of Library of Congress.