I N D EX. 



Diiv, experiments upon - - - - acz 

 Diamonds, fuppofed by Sir Isaac Newton to be an 



nnftuous fubftance - _ . _ ig^ 

 ■ have been melted away, and may be called 



chryftallized phlogifton - ■ _ jq| 



Dionaa Mitfcipula, account of it - - - laj 



Difappointmenis, in philofophy, may promote fcience 352 



DoLLOND, Mr. fiis optical improvemepts - 140 



E. 



Educatiott, private and public, compared - - I 



' with refpeft to health - - - - i 



■ knowledge - - . c 



— . temper . , j 



" •' • — felf-government - - 9 



" . I . morals _ _ ■ 10 



the middle plan recommended - - ij 



liberal, plan for its improvement in Manchefler 16 



iriiportance and difficulty of filling up the 



flagc, belwcjii a g;amrc-i I'chool and entrance upon 

 bufihefs - - - - - - '7» 24 



dilFerent coa;fes of leilures propofed 22, 33 



objeflions anfwered . - - 25, ij 



propofals for eftablilhing this p'an - 30 



Ejiwvia of burnt Greafe, or lamps, why ofFenfive - 44.8 



.. . a different folution 457 



Eledrk Spark, whitens red flowers, &c. - i^^ 



Enormity, of moral and political crimes very different 317 

 Experimental Philofophy, on the purfuits of it by Dr. 



Percival ... - 34.2 



Experiments, why the refults are fometimes different 348 



— .. . what Icffons we fhould learn from hence 353 



F. 



F.^LC0^'5R, Dr. on the knowledge of the ancients 



refpcaing glafs - - " 95 



Fivnine, produces exquifite agony - - 494- 



F.iV Mons. du, his expei'iments on dew - 452 



Fermintationj 



