loumsay & Young . 
Phil. Tram-. 1884 . Plate 19 . 
Vaopoiur Pressure, of Acctvc A.ciA, (Cuurve 1.) 
Vapour Prh&ssvure, of Ice, and Water, (Curves II and IP.) 
We st, S’ewmsJi 2c C? litk. 
Ttuup&) 'aim of Ice, and, 1 Water (Curve, _ZZ7 ). 
