792 THE BELL SYSTEM TECHNICAL JOURNAL, MAY 1954 



GiBBS, W. B.3 



Investment Cast Artificial Larynx Eases Fabrication Difficulties, 

 Precision Metal Molding, pp. 34, 35, 75, Dec, 1953. 



Green, F. 0.» 



Cost Control — Bonus from Centralized Maintenance, Plant En- 

 gineering, pp. 88-91, Jan., 1954. 



Hagstrum, H. D.^ 



Instrumentation and Experimental Procedure for Studies of Electron 

 Ejection by Ions and Ionization by Electron Impact, Rev. Sci. Instr., 

 24, pp. 1122-1142, Dec, 1953. 



Hanson, A. N.^ 



Automatic Testing of Wired Relay Circuits, A.I.E.E., Commun. and 

 Electronics, pp. 805-857, Jan., 1954. 



Hull, G. W., see J. A. Burton. 



Karl, H., see R. D. Fracassi. 



Kerney, Iden, see R. L. Case. 



Koch, W. E.^ 



Use of the Sound Spectrograph for Appraising the Relative Quality of 

 Musical Instruments, Letter to the Editor, J. Acous. Soc Am., 26, 

 p. 105, Jan., 1954. 



KoLB, E. G., see J. A. Burton. 



Koonce, S. E.^ and S. M. Arnold. ^ 



Metal Whiskers, Letter to the Editor, J. Appl. Phys., 25, pp. 134- 

 135, Jan., 1954. 



1 Bell Telephone Laboratories, Inc. 

 ' Western Electric Company, Inc. 



