1018 THE BELL SYSTEM TECHNICAL JOURNAL, JULY 1953 



oratories, 1925-37; Western Electric Company, 1937-49; Bell Tele- 

 phone Laboratories, 1949-. Mr. Kruger spent a few years as an instructor 

 in the student assistant course and then became engaged in the design 

 of filters, networks, and transmission testing equipment. He devoted 

 twelve years at Kearny to the design of shop testing equipment for 

 transmission apparatus. Since 1949 he has been concerned w^ith the 

 application of quality control methods for the L3 carrier system and, 

 more recently, with general quality assurance work. Member of the 

 American Society for Quality Control and Phi Beta Kappa. 



G. H. LovELL, B.S. in E.E., Texas A. & M., 1927; M.S. in E.E., 

 Polytechnic Institute of Brooklyn, 1943. N. Y. Edison Company, 1927- 

 28. Bell Telephone Laboratories, 1929-. From 1929 to 1948 Mr. Lovell 

 was concerned with the development of crystal filters for carrier systems. 

 Since then he has worked on the development of broadband amplifier 

 networks. 



Lester H. Morris, B.S., College of the City of New York, 1935. 

 Bell Telephone Laboratories, 1928-. Mr. Morris' first assignments were 

 in the calibration of standard telephone instruments and, later, the de- 

 velopment of acoustic impedance bridges. From 1930 to 1935 he con- 

 ducted research in loudspeakers and since 1935 he has developed repeat- 

 ers for coaxial systems. Member of Phi Beta Kappa. 



John W. Rieke, M.S. in E.E., Purdue University, 1940. Bell Tele- 

 phone Laboratories, 1940-. A member of the Transmission Systems 

 Development Department, Mr. Rieke worked on television circuits 

 before and after World War II. During the war he assisted in the develop- 

 ment of radar indicators, and currently he is engaged in the development 

 of broad band television transmission systems. Member of American 

 Institute of Electrical Engineers, Tau Beta Pi, and Eta Kappa Nu. 



T. L. TuFFNELL, Bell Telephone Laboratories, 1927-1941, Western 

 Electric Company, 1941- With the Laboratories, Mr. Tuffnell worked 

 on terminal equipment for transatlantic telegraph and telephone service, 

 and the design of vacuum tubes for carrier telephone systems. His work 

 in the Western Electric Company has been chiefly concerned with 

 engineering problems related to the manufacture of vacuum tubes. 



R. A. Waddell, B.S. in E.E., Rose Polytechnic Institute, 1936. 

 M.S.E.E., Ohio State University, 1938; Westinghouse Electric and Manu- 

 facturing Company , 1939-1941; Western Electric Company, 1941-. Since 

 January, 1941, has been in various phases of product and test planning 

 on test sets, varistors and coils used in the telephone system. Engineer 

 Resistances and Spool Wound Coils, 1951-. Member Eta Kappa Nu. 



