72 PROCEEDINGS OF THE AMERICAN ACADEMY. 



and oxide (58.9S to 59.07) confirm this value, one may assume that it is 

 not greatly in error. In any case, tin* Harvard analj a - of the bromides 

 of nickel and cobalt must Btand and tall together, for they were made l>y 

 method^ essentially similar; and they must at least give the ratio of the 

 atomic- weights (58.706 : 58.995) with Borne approach to accuracy. Each 

 of these numbers has found < ^ u i t « * independent Bupport for its actus 

 well as the relative value, bo thai for the present the Btudy of tb 

 atomic weights will not be pursued further in this Laboratory. 



I ' LHBRIDGB, .Iuiil' 28, 1 



