CONTRIBUTORS TO THIS ISSUE 515 



Stephen O. Rice, B.S., Oregon State College, 1929; ( 'alit'oniia Insti- 

 tute of Technology, Giaduate Studies, 1929^30 and 1981 8.-). l^ell Tele- 

 phone T.aboratories, 1930 . In his first years at the Lahoratoi'ies, Mr. 

 Kice was concerned with non-linear circuil ihcoi'y, with special empha- 

 sis on methods of comjMiting modulation jii'oducts. Since 193.") he has 

 served as a consultant on mathematical prol)l(Mns and in in\-estigations of 

 1elei)honc transmission theory, including noise theoiy, and applications 

 of clcctiomagnetic theory. Fellow, I.IMv 



William W. Rigrod, B.S. in E.E., Cooper Union Institute of Tech- 

 nology, 1934; M.S. in Engineering, Cornell I'niversity, 1941; D.E.E., 

 Polytechnic Institute of Brooklyn, 1950; Westinghouse Electric Corpora- 

 tion, 1941-1951; Bell Telephone Laboratories, 1951-. Since 1935 he has 

 been concerned principally with the design of electron tubes. Member of 

 American Physical Society, Sigma Xi. 



Milton E. Terry, B.Sc, Acadia, 1937; Ph.D. University of North 

 Carolina, 1951 ; associate professor in mathematical statistics, Virginia 

 Polytechnic Institute, 1949-1952; Bell Telephone Laboratories, 1952-. 

 With the Laboratories, he is a consulting statistician \dth the mathe- 

 matics group, special problems section, working on such projects as 

 sampling, L-3 apparatus development, and the transistor. Member of 

 American Society for Quality Control, Institute of Mathematical Statis- 

 tics, American Statistical Association, Mrginia Academy of Science, 

 Sigma Xi. 



C. J. Truitt, B.S. in Chemistry, Harvard University 1924; New 

 York Telephone Company, Traffic Engineering, 1924-1943. Mr. Truitt 

 transferred to the Long Island area when it was formed in 1927, becom- 

 ing Trunk Traffic Engineer for that area in 1941. In 1943, he trans- 

 ferred to the toll line engineering group. Operating and Engineering 

 Department, American Telephone and Telegraph Company, where he 

 has since been engaged in developing traffic engineering procedures in- 

 volving the theory and practice of intertoll trunking. 



Bogumil M. Wojciechowski, Polytechnic Institute of Warsaw, E.E., 

 1936; Research Staff, Physical Department, Polit. Inst., 1930-1938; Tech- 

 nical Advisor, Polish Stratospheric Board, 1937-1939; National Insti- 

 tute of Telecommunication (Warsaw) 1937-1939; Research Bureau, 

 Industrielle des Telephones (Paris) 1939-1940; Test Set Development 

 Department, Western Electric Co., 1942-. While working foi- the Western 



