ALUM1NIU3I HYDROXIDE BY ELECTEOLYTES. 29 



the temperature, nor duration of the experiment seemed to afïëct 

 in any marked degree the general relations found. 



The foregoing study was undertaken and prosecuted under 

 the guidance of Prof. Iked a to whom my best thanks are due. 



The Chemical Institute of the Science College, 

 the Imperial University of Tokyo. 



