3 9 ^ Mifcellanea Curio fa. 

 great, and the Mercury in the Barome- 

 ter, at leaft, in moft places, fell very 

 low. 



This Influence was, without all doubt, 

 aflifted by fome fuch other Caufes of 

 Winds, as we have mentioned 5 Thefe 

 we can't, know, but may however take 

 notice how much the manifeft State of 

 the Air contributed to this Calamity. 



After a greater quantity of Rains than 

 ordinary had fallen in the Summer and 

 Autumn, in thofe places where the Storm 

 was felt, the Winter came on much 

 warmer than ufual 5 fo that the Liquor 

 in a Thermometer, of which the 84th 

 Degree notes Froft, never fell below the 

 iccth. (a) 



Hence we may very well believe, that 

 the Atmofphere was at that time fill'd 

 with Atoms of Salts and Sulphur, out 

 of the Vapours raifed by the Heat from 

 the moift Earth, which being varioully 

 combined and agitated, gave that dead- 

 ly force to the Motion of the Air, 



A Proof of this we have not only 

 from the frequent Flafhes of Lightning, 

 obferved a little before the Storm, but 

 alfo from what the Country People took 

 notice of the ne?:t day, that the Grafs 



and 



(a) m Philof. Tranfe&. N 289. 



