1318 THE BELL SYSTEM TECHNICAL JOURNAL, SEPTEMBER 1957 



Samuel P. Morgan, B.S., 1943; M.S. and Ph.D., 1947, California In- 

 stitute of Technology; Bell Telephone Laboratories, 1947-. A research 

 mathematician, Mr. Morgan has been concerned with the applicatiori 

 of electromagnetic theory to microwave problems, and has also made 

 studies in other fields of mathematical physics. Member American 

 Physical Society, Tau Beta Pi, Sigma Xi and I.R.E. 



Lloyd P. Snoke, B.S. in For., 1948, Pennsylvania State L'niversity; 

 Bell Telephone Laboratories, 1948-. Since joining the Laboratories, Mr. 

 Snoke has specialized in the timber products used in the Bell System and 

 their preservative treatment. He has been specifically engaged in the 

 study of timber treatment theory, the application of radioactive isotopes 

 to fundamental problems and the bioassay of wood preservatives. For 

 the past four years Mr. Snoke has been concerned with microbiological 

 testing of materials including laboratory bacteriological studies and 

 actual marine tests. He heads the Environmental Protection Group of 

 the Outside Plant Development Department. Member xA.merican Asso- 

 ciation for the Advancement of Science, the Society for Industrial 

 Microbiology, American Wood Preservers' Association, American Soci- 

 ety for Testing Materials, Materials Advisory Board — Technical Panel 

 on Miscellaneous Materials, Steering Committee of Microbiological 

 Deterioration Section — Gordon Research Conferences and Zi Sigma 

 Pi. 



Hans-Georg Linger, Dipl. Ing., 1951, Dr. Ing., 1954, Technische 

 Hochschule Braunschweig (Germany); Bell Telephone Laboratories 

 1956-. Mr. Lunger's work at the Laboratories has been in waveguides, 

 especially circular electric wave transmission. He holds several foreign 

 patents on waveguides and has published in German technical maga- 

 zines. Member I.R.E. 



E. E. Zajac, B.M.E., 1950, Cornell University; M.S.E., 1952, Prince- 

 ton University; Ph.D., 1954, Stanford University; Bell Telephone 

 Laboratories, 1954-. Since joining the Laboratories, Mr. Zajac's work 

 has been in theoretical and applied mechanics in the Mathematical Re- 

 search Department. Member of the American Society of ]\Ieehanical 

 Engineers, Tau Beta Pi, Pi Tau Sigma, Phi Kappa Phi and Sigma Xi. 



