Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXIX. No. 1. — June, 1903. 



NEV* 

 BO 

 OARD1 



CONTRIBUTIONS FROM THE CHEMICAL LABORATORY 

 OF HARVARD COLLEGE. 



THE CHANGEABLE HYDROLYTIC EQUILIBRIUM OF 

 DISSOLVED CHROMIC SULPHATE. 



By Theodore William Richards and Frederic Bonnet, Jr. 



