[January, 1900.] 



THE 



SCIENTIFIC TRANSACTIONS 



ROYAL DUBLIN SOCIETY. 



VOLUME VIL— (SERIES 11.) 



IV. 



ON THE ELECTEICAL CONDUCTIVITY AND MAGNETIC PERMEABILITY 

 OF VARIOUS ALLOYS OF IRON. 



By W. F. BARRETT, F.R.S.; W. BROWN, B.Sc; R. A. HADFIELD, M.Inst.O.E. 



(Plates II. to IX.) 



DUBLIN: 



PUBLISHED BY THE ROYAL DUBLIN SOCIETY. 



"WILLIAMS AND NOKGATE, 



H, HENRIETTA STREET, CO VENT GARDEN, LONDON ; 



20, SOUTH FREDERICK STREET, EDINBURGH; aud 7, BROAD STREET, OXFORD. 



PRINTED AT TEE UNIYERSITT PRESS, BY PONSONBY AND WELDRICK. 



1900. 



Price Four Shillings. 



