Cqntributors to this Issue 



William A. Edsox, Kansas University, B.S. 1934; M.S. 1935. Harvard 

 University, D.S. 1937. Bell Telephone Laboratories, 1937-1941 and 1943-. 

 Assistant Professor of Electrical Engineering 1941-1942 at Illinois Institute 

 of Technology, Chicago. Prior to 1941 Dr. Edson was concerned with 

 carrier telephone terminal devices. At the present time he is engaged full 

 time on war projects. 



Richard C. Egglestox, Ph.B. 1909 and M.F. 1910, Yale University; 

 U. S. Forest Ser\-ice, 1910-1917; Pennsylvania Railroad, 1917-1920; First 

 Lieutenant, Engineering Div., Ordnance Dept., World War I, 1918-1919; 

 American Telephone and Telegraph Company, 1920-1927; Bell Telephone 

 Laboratories, 1927-. Mr. Eggleston has been engaged chiefly with prob- 

 lems relating to the strength of timber and with statistical investigations 

 in the timber products field. 



S. O. Rice, B.S. in Electrical Engineering, Oregon State College, 1929; 

 California Institute of Technology, 1929-30, 1934-35. Bell Telephone 

 Laboratories, 1930-. Mr. Rice has been concerned with various theoretical 

 investigations relating to telephone transmission theor}% 



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