( 545 ) 



Fig. 3. 



vations had really been made with iindercooled liquid, not with solid 

 substance '). 



1) It has been stated by Guye and Drouginine (loc. cit. 498), that Ramsat 

 and Young in agreement with them have found no break between the lines of the 

 liquid-gas, resp. solid-gas equilibrium. This conclusion is eiToneous on account qf 



