Contributors to this Issue 



Charles R. Burrows, B.S. in Electrical Engineering, University 

 of Michigan, 1924; A.M., Columbia University, 1927; E.E., Univer- 

 sity of Michigan, 1935. Research Assistant, University of Michigan, 

 1922-23. Western Electric Company, Engineering Department, 

 1924-25; Bell Telephone Laboratories, Research Department, 1925-. 

 Mr. Burrows has been associated continuously with radio research and 

 is now in charge of a group investigating the propagation of ultra-short 

 waves. 



Arthur B. Crawford, B.S. in Electrical Engineering, Ohio State 

 University, 1928. Member of Technical Staff, Bell Telephone 

 Laboratories, 1928-. Mr. Crawford has been engaged chiefly in work 

 relative to radio communication by ultra-short waves. 



Carl R. Englund, B.S. in Chemical Engineering, University of 

 South Dakota, 1909; University of Chicago, 1910-12; Professor of 

 Physics and Geology, Western Maryland College, 1912-13; Laboratory 

 Assistant, University of Michigan, 1913-14. Western Electric Com- 

 pany, 1914-25; Bell Telephone Laboratories, 1925-. As Radio 

 Research Engineer Mr. Englund is engaged largely in experimental 

 work in radio communication. 



L. A. Meacham, B.S. in Electrical Engineering, University of Wash- 

 ington, 1929. Cambridge University, England, 1929-30. Bell Tele- 

 phone Laboratories, 1930-. Mr. Meacham's work has been concerned 

 with the generation and distribution of constant reference frequencies. 



S. O. Morgan, B.S. in Chemistry, Union College, 1922; M.A., 

 Princeton University, 1925; Ph.D., 1928. Western Electric Company, 

 Engineering Department, 1922-24; Bell Telephone Laboratories, 

 1927-. Dr. Morgan's work has been on the relation between dielectric 

 properties and chemical composition. 



William W. Mumford, B.A., Willamette University, 1930. Bell 

 Telephone Laboratories, 1930-. Mr. Mumford has been engaged in 

 radio receiving work, chiefly on the problem of propagation and 

 measurement in the ultra-short-wave region. 



E. J. Murphy, B.S., University of Saskatchewan, Canada, 1918; 

 McGill University, Montreal, 1919-20; Harvard University, 1922-23. 



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