CONTRIBUTORS TO THIS ISSUE 493 



ToDOS M. Odarenko, University of Technique in Prague, E.E., 

 1928. New York Telephone Company, 1928-30 ; Bell Telephone Lab- 

 oratories, 1930-. Mr. Odarenko has been engaged in the measurement 

 and study of transmission characteristics of existing and newly devel- 

 oped types of transmission lines. 



T. Slonczewski, B.S. in Electrical Engineering, Cooper Union In- 

 stitute of Technology, 1926. Bell Telephone Laboratories, 1926-. 

 Mr. Slonczewski has been engaged in the development of electrical 

 measuring apparatus. 



