M2 HJSfORr of the SOCIE'Tl' 



orfo, et de Magnefta j^lba: — Experiments on Magnefia, ^/icklime, and 

 other j^lkaline Suhjlances, printed between the years 1754 and 

 J -7^6 : — Ohfcrvalions on ibeEffeB boiling has upon Water, in making 

 it freeze more readily, jnferted in the fixty-fifth volume of the 

 Tranfadions of the Royal Society of London, for the year 1774 : 

 — Analyfis of the Waters of fome Hot Springs in Iceland, made at the 

 requefl of his friend Mr Stanley, who brought the fpecimen 

 for his infpedion ; inferted in the third volume of the Tranfac- 

 tions of the Royal Society of Edinburgh : — Tzvo Letters, one pu- 

 blifhed in the year 1784, by Profeffor Crell, in the tenth vo- 

 lume of his CoUedions ; the other addrefled to Monfieur La- 

 voisier, and publifhed in the Annales de Chimie. 



With thefe notes of our Author's profeflional diftinflion, 

 readers will not exped\ any tale of adventures or remarkable 

 events, which the lives of ftudious perfons feldom afford ; and 

 we muft conclude with a few lines of charader, fuch as thofe 

 who are placed in like circumftances may underfland as fpoken 

 of themfelves, and for their advantage. 



His afpecfl was comely, his manner unaffe(5led and plain, and 

 as he never had any thing about him for oftentation, he was at 

 all times precifely what the occafion required, and nothing more.^ 

 Much as he was engaged in the details of his public ftation, and 

 chemical exhibitions, his chamber never was lumbered with 

 books, fpecimens of natural hiflory, or the apparatus of experi- 

 ments ; nor did any one ever fee him hurried at one time to re- 

 cover any mat^r which had been improperly miffed at a former. 

 Everything being done in its proper time and place, he ever 

 feemed to have leifure in flore, and he was ready to receive his 

 friend or acquaintance, and take his part with complacence, in 

 any converfation that occurred. No one ever, with more eafe to 

 himfelf, refrained from profeffional difcuffions of any fort, or, in 

 mixed company, more willingly left the fubje*^ of converfation 



to 



