the Natural Hifi^ry Part lit 



much greater, fo as fbmetimes to mako 

 ttiilerable Havock and Deftruftion; 

 And 'tis for this reafbn that Ifaly^ Sicily ^ 

 Anatoli^y and fbnfie parts of Greece have 

 been fo long and fo often alarmed and 

 harafled by Earthquakes ^ thefe Coun- 

 tries being all Mountainous, and Ca- 

 vernous, abounding with Stone and 

 Marble, and affording Sulphur and 

 Nitre in great Plenty^ But for a nfiore 

 particular Hiftory of the leveral Phce- 

 nomem which precede, which accom- 

 pany, and which follow after Earth- 

 quakes : for the Caufes of thofe P^or- 

 nomena : and for a more exaft Account 

 of the Origine, and the Oeconomy of 

 this fubterranean Fire, I muft beg the 

 Reader's Patience till the larger Work 

 be made publick. 



That jEfmy Vefwimj Hec/a^ and 

 the other Volcmoes^ are only fb many 

 Spiracles y ferving for the di [charge ot 

 this [uhmrmem Fire^ when \ls thus 

 preternaturally ailembled. That where 

 there happens to be fuch a Stru£ture 

 and Cooformatioa of ths interiour 

 Parts of the Earth as that the Fire may 

 pais fvcdy and without impediment 

 irom the Caverns, wherein it aiiem- 

 bles, unto thefe Spiracles, it then rea^^ 



dily 



