{ 3% J 
Palitch. See Algol. 
Phiogifton, See Air, Light. f 
Phofphorus. See Air. 
Pigott, Edward, Efq. See Comet. 
Nathaniel, Efg. See Meteors. 
Plumbago. “See Air. 
Prefents, Lift of, p. Sore 
Pricfley, Dr. See dir. 

Q 
Quadrant, Project for a new Divifion of, by Charles Hutton, LL.D. p. 21. Project 
-for conftructing fines, tangents, fecants, &c. to equal parts of the radius, p. 22. 
Particulars relative to this project explained, p. 2 yesh 
R. 
Rain, Abfira& of a Regifter of the Barometer, Thermometer, and Rain, at Lyndon, 
in Rutland, 1783, by Thomas Barker, Efg. p. 283. State of the weather from the 
beginning to the end of that ae p: a. 
Rainbow. See Halo. 
Red Cabbage, furnifhes the beft teft, and in its frefh ftate hath more fenfibility both to 
acids and alkalies than litmus, p.420. Diiferent methods of extracting the colouring 
matter, p. 420—422. And of preferving its virtues’ whilft kept in a ligpid ftate, p. 
421. See Violets. 
Red Precipitate. See Mercurius calcinatuss. 
Robinfon, Mr. See Meteors. 
Scheele, M. See Air. 
Series. On the Summation of thofe, whofe general Term is a determinate Function 
of x the Diftance of the Firft Term of the Series, by Edward Waring, M. D. Lucas 
fian Profeffor of the Mathematics at Cambridge, p.385—415. 
Shark, miftake of fome naturalifts concerning that fifh, p. 2795 
Sheernefs, See King’s Wells. 
Six, James, Elfqg. See Local Heat, 
Solar Syfem. See Conftrudtion of the Heavenss 
Sulphur. See Air. 
Sun. See Couftruction of the Heavens 
T. Teeth. 
