Systems of Chemical Notation. 187 
as may be seen in the remarkable papers of Mr. Thompson on 
Thermo-chemistry, and even in the new edition of Gmelin, now 
cringe) in Germany (see, among other things, iodie acid 
oO; HO). 
believe that it would be advisable, in the future, to set aside all 
promise such rich harvests of discoveries 
Benzeval-sur-Dives (Calvados), August 10th, 1877. 
ANSWER oF M. MARIGNAC. 
lot, while opposing this doctrine, seems to me to confirm it, as 
e was obliged to give a double definition. Sometimes these 
itutio 
ea st ~~ 
still this is not the value that has been chosen for its equivalent. 
