( 407 ) 
Chemistry. — Prof. A. P. N. FRANCHIMONT presented to -the 
library the dissertation of Dr. P. J. MONTAGNE, entitled: 
“The action of strong nitric acid upon the three isomeric 
chloro-benzoie acides and some of their derivates’. 
(Will be published in the Proceedings of the next meeting.) 
Chemistry. — “The alleyed identity of red and yellow mercure 
oxide” (ID). By Dr. Ernsr ConeN (Communicated by Prof. 
H. W. Baxkuuris Roozesoom). 
(Will be published in the Proceedings of the next mecting.) 
Chemistry. — “Determination of the decrease of the vapour tension 
of solutions by determining the rise of the boiling point’. 
By Dr. A. Smirs (Communicated by Prof. H. W. Bakuuts 
RoozEBOOM). 
(Will be published in the Proceedings of the next meeting.) 
(February 21, 1900.) 
