and the Laws regarding the Nature of Heat. 



Ill 



or 



\p dt), 



log^Jar-logi?; 



20° 



10. M 



(25.) 



wherein log is the sign of Briggs's logarithms, and M the mo- 

 dulus of his system. With the assistance of these values of 



— • ~^y and those of r given by equation (24.), as also the value 



273 of a, the values assumed by the formula at the right-hand 

 side of (22.) are calculated, and will be found in the second 

 column of the following table. For temperatures above 100^, 

 the two series of numbers given above for p are made use of 

 singly, and the results thus obtained are placed side by side. 

 The signification of the third and fourth columns will be more 

 particularly explained hereafter. 



Table III. 



We see directly from this table that Ajo(s— c) is not con- 

 stant, as it must be if the law of M. and G. were valid, but that 



