Contributors to this Issue 



Fr.\NK ("ili.l., Huropean Chicl' lliiginccr dI ihc liiltrnalional Wcstcrii 

 Electric Company. Mr. Clin has had long experience as a tek-plionc 

 engineer, first, with the United Telephone Compan\' in London, 

 then with the National Telephone Company and later as a consulting 

 engineer. At the outbreak of the war, he was called upon to untler- 

 takc important work in the Ministr\' of Munition for which he was 

 later awarded the Order of the British Empire. As European Chief 

 Engineer of the International Western Electric Compan\-, he is taking 

 a leading part in the discussion and study of conditions necessary' 

 for the establishment of an adecjuate l(Mig distance telephone ser\ice 

 through Europe. 



OLiviiK E. Bii Ki.iiV, B..Sc., C.rinneil Colkgc i!H)9: Ph.D., Cornell 

 University, 1914; Engineering Department, \\\>iem Electric Com- 

 pany, 1914-1917; U. S. Army Signal Corps. 1!I17 lUlS; Engineering 

 Department, Western Electric Company (Bell Telephone Labora- 

 tories), 1918 — •. During the war Major Buckley had charge of the 

 research section of the Dixision of Research and InspiTtion of the 

 Signal Corps, .■\. \:. 1'. His early work in the Laboratories was 

 concerned principally with the iiroduction and measurement of high 

 vacua and with the development of vacuimi lubes. More recently 

 he has been connected with the development and aiii)Iications of 

 magnetic materials and particularly with the de\elopnient of the 

 perniallo>-loaded likgraph ial)k\ 



H.\RVi:v FiJiTtiiiiR, B.S., Brigham Young, 1907; Ph.D., Chicago, 

 1911; instructor of physics, Brigham Young, 1907-08; Chicago, 

 1909-10; Professor, Brigham Young, 1911-1(1; Engineering Depart- 

 ment, Western Electric Company, 1916-24; Bell Tele|)hone Labora- 

 tories, Inc., 1925 — . During recent years, L^r. Fletcher has conducted 

 extensive in\estigations in the fields of speech and audition. 



CiiARi.Ks W. (ARrKK, Jr., A.B., Harx.mi, l'.»'_>(); B..Sc.. Oxford, 

 1923; .Xmeric.in Telei)h()ne ,ind Telegrajih C(ini|)any, 1 )e|i,irlm(nt 

 of De\elopment and Research, 1923 — . 



.•Xrtihr .S. ClRTis, I'h.H.. 1913; E.E., 1919; .Slul'luld .Sciintilic 

 .Srhof)l; Instructor in llkrtrical ICngineering, \'ale L'ni\ ersii\-, 1913 17; 

 Engineering Department, Western Electric Companx . 1917 24; 

 Bell Telephone Laboratories, Inc., 192.^ — . Mr. Curtis' work has 

 been comiecifd with the de\eloptnent of lek phone iiistriunents. 



512 



