( 204 ) 



to A. When A had regained the temperature of the room the 

 niercurj was passed again from B into A and the apparatus 

 replaced into the same waterbath as before. Tiie de\'iation of the 

 level of the mercury was of the same order as the reading error of 

 the thermometer, about 003\ A perceptible thermical hysteresis 

 therefore we do not find. 



TABLE II. — PLATINUM. 



Date 



Time 



Teiii|i 



ir, 



/^„ 



1) Journ. Chem. Soc. 63. p. 135. 1893. 



