492 PROFESSOR FORBES ON THE DIMINUTION OF TEMPERATURE WITH 



Table I. — continued. 



Table II. 

 General Synopsis. 



I have compared the results of this Table, which are projected in the upper- 

 most curve of Plate XX., with the results obtained on the far larger scale of a dif- 

 ference of level of 6836 English feet, between Geneva and the Convent of St Ber- 

 nard, as given by Kae.mtz in the second volume of his Lehrhuch (hr Meteorologie. 

 Considering the different circumstances of the two, these cui-ves (which I have 

 purposely reduced to a similar range) approximate wonderfully. They both indi- 



