Controlling world trade : cartels and commodity agreements / Edward S. Mason. Mason, Edward S. (Edward Sagendorph), 1899-1992. Industrial trusts Raw materials. HD2731 .M37 338.8 MAC Includes index. Microfilm. New York, N.Y. : Columbia University Libraries, 1997. 1 microfilm reel ; 35 mm. Master negative: 97-10060-6. No. 6 on a reel of 6 titles. New York : McGraw-Hill, 1946. 1997. 1946. 1946 Text xvii, 289 p. ; 1 microfilm reel ; 35 mm. eng Research study (Committee for Economic Development) Research study (Committee for Economic Development)