THE 



SCIENTIFIC PROCEEDINGS 



OF THE 



ROYAL DUBLIN SOCIETY. 



Vol. XVL (U.S.), lo. 15. PEBRUART, 192L 



THE MEASUREMENT OF VERY SHORT TIME 

 INTERVALS BY THE CONDENSER-CHARGING 

 METHOD. 



BY /,JS '^.'.^ 



I 



' '^v ar, ,1 n 



JOHN J. HOWLING, M.A., E.Inst.1^! ;^ ^ ^9^^ 



AND ""^'J^Ul MUSC^ji^' 



DONAL DONNELLY, M.Sc. 

 (In conjunction with the late Prof. J. A. McClelland, F.R.S.) 



[A uihors alone are responsible for all opinions expressed in their Communications.'] 



DUBLIN : 



PUBLISHED BY THE EOYAL DUBLIN SOCIETY, 



LEINSTER HOUSE, DUBLIN. 



WILLIAMS AND NOEGATE, 



14, HENKIETTA STREET, COVENT GARDEN, LONDON, W.C. 2. 



1921. 



Price Sixpence. 



