110 



PROCEEDINGS OP THE AMERICAN ACADEMY. 



Third Series : Ratio = 2 Ag : NiBrj. 



In the table above, the first cohimn records the number of the experi- 

 ment, the second records the number of the sample of nickelous bromide 

 used, while the third records the weight of this salt taken. The extreme 

 right hand column contains the atomic weight of nickel computed from 

 the values contained iu the one just to the left of it, and those contained 

 in the third. 



