( 3i6 ) 



Abbe Fortis ; my only objed, In fad, being, 

 in this (hort excurfion to the Euganean 

 mountains, to collect feme of their volcanic 

 produds in the places where they are 

 found, v;ithout entering into a very minute 

 examination of the nature of thofe places, 

 and faithfully to give fuch a defcription of 

 them as might contribute to enlarge our 

 knowledge relative to volcanos. 



CHAP. 



