CONTRIBUTORS TO THIS ISSUE 117 



Telephone Company, Engineering Department, 1916-17; Captain, 

 Signal Corps, U. S. Army, A. E. F., 1917-19. American Telephone 

 and Telegraph Company, Department of Development and Research, 

 1919-29; Bell Telephone Laboratories, 1929-. Mr. Strieby has been 

 associated with various phases of transmission work, more particularly 

 with the development of long toll circuits. At the present time, in his 

 capacity as Carrier Transmission Research Engineer, he directs studies 

 of new and improved methods of carrier frequency transmission over 

 existing or new facilities. 



Erling D. Sunde, E. E., Technische Hochschule Darmstadt, 1926. 

 American Telephone and Telegraph Company, Department of De- 

 velopment and Research, 1927-34; Bell Telephone Laboratories, 

 1934-. Mr. Sunde's work has been mainly concerned with inductive 

 effects of electric railways. 



W. Howard Wise, B.S., Montana State College, 1921; M.A., Uni- 

 versity of Oregon, 1923; Ph.D., California Institute of Technology, 

 1926. American Telephone and Telegraph Company, Department of 

 Development and Research, 1926-34; Bell Telephone Laboratories, 

 1934-. Dr. Wise has been engaged in various theoretical investiga- 

 tions relating to transmission theory and telegraphy. 



