Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXIII. No. 6. — November, 1897. 



CONTRIBUTIONS FROM THE CHEMICAL LABORATORY 

 OF HARVARD COLLEGE. 



A Ri: VISION OF THE ATOMIC WEIGHT OF NICKEL. 



FIRST PAPER. — THE ANALYSIS OF NICKELOUS BROMIDE. 



By Theodore William Richards and Allerton Seward Cushman. 



