\7 

 ELECTEOLYSIS: 



A PRACTICAL TREATISE ON 

 NICKELING, COPPERING, GILDING, SILVERING, 



THE REFINING OF METALS AND TREATMENT OF ORES, 

 BY MEANS OF ELECTRICITY. 



BY HIPPOLYTE FONTAINE. 



TRANSLATED FROM THE FRENCH BY 



J. A. BERLY, C.E., A.S.T.E., &c. 



34 ILLUSTRATIONS. 



E. & F. N. SPON, 125, STRAND, LONDON. 



NEW YORK: 35, MURRAY STREET. 

 1885. 



