May, 1915 



PROCEEDINGS 



OF THE 



ROYAL IRISH ACADEMY 



Volume XXXII, Section A, No. 5 



J. A. M'Clelland and J. J. Dowling 



THE ELECTRICAL CONDUCTIVITY OF 

 POWDERS IN THIN LAYERS 



DUBLIN 



HODGES, FIGGIS, & CO., Ltd 

 LONDON: WILLIAMS & NORGATE 



1915 



Price Sixpence 



