842 BELL SYSTEM TECHNICAL JOURNAL 



Leon T. Wilson, Ph.B., Yale, 1915; Graduate Student and In- 

 structor, Yale, 1915-17 and 1920-22; Signal Corps, U. S. Army, 1917- 

 19; E.E., Yale, 1919; Department of Development and Research, 

 American Telephone and Telegraph Company, 1923-. Mr. Wilson's 

 earlier work was chiefly in the radio field and included the develop- 

 ment of a thermocouple type of voltmeter for radio frequencies. 

 With the Department of Development and Research his work has 

 dealt mainly with insulator problems of open-wire lines. 





