INDEX, 



V. . . 



Page 

 Vapours, not always formed of aqueous matter - 234. 



. ■ account of that in 1783 - - 234 



Vegetables, on their perceptive power, by Dr. Percival 13O 



by Dr. B'eli. 434 



■ ■■ the caufe of their colours afcertained - 180 



■ their fibrous and vafcular parts are white, 



when the colouring particles are withdrawn - 180 



-^— of what this white matter is compofed - 184. 



diluted fixed air favourable to - 357 



Vials, defcriptioH of thofe ufed by Mr, Del aval 164 



W. 



Wakefi£li>, Mr. on the origin of alphabetical 



charadlers - - - - - apj. 



Wall, Dr. on vegetable fixed alkali - - 67 



• i his experiment on cream of tartar - 75 



■ on the phenomena between oil and water 43c 

 . . his anfwer to Dr. Percival on attradlon 



and repullion - ... ^^r 



Walls, the faline efflorefcence on them proved to be nitre 78 

 Water Lily, account of - - - " '39 



■ - and Oil, phenomena relating to - ^3;^ 

 — — mitigates the pains of hunger - ^jpi 

 Watson, Dr. his experiments on vapours afcending 



from the earth ... ^j^. 



White, Charles, Efq. obfcrvations on a thigh bone 



of uncommon Cze - - - 366 



— — — Mr. Thomas, his account of a fubterraneous 



cavern at Paris - - - 377 



Y. 



Teajl, artificial - - - 279 



THE END of Vol, II. 



