INDEX. 
Short (James) of an horizontal Top, invented by Serfon, 
p. 352. 
• concerning the Inventor of the Contrivance in the 
Pendulum ot a Clock, to prevent the Irregularity of 
its Motion, p. 517. 
Simpfon’ s ( 7 i) general Method of Series, p. 20. 
Small-pox , of theUfe of the Bark in that Diftemper, p. 27. 
Smeatoti s (Mr .John) Improvements in the Air-pump, p.41 5. 
• Defcription of a new Tackle, or 
Combination of Pullies, p. 494. 
Smith (Mr. iVm . ) of a Fire-ball leen in the Air, July 22, 
1750, p. 1 . 
Southmculton in Devonjhire, the Effects of Lightning there, 
by Jofeph Palmer , Efq; p. 330. 
'Spherical Trigonometry reduced to Plane, by Frauds 
Blake , Efq’ p. 441. 
Stations and Colonies (Roman) in Cheshire and Lane af hire , 
p. 216*, 
St aver ton Church in Devonshire , concerning a Body found 
in a Vault there, p. 253. 
i&ozjK Engine Cylinders, bed Proportions for them, by 
Francis Blake , Efq; p. iyy. 
Stedman’s (Dr. John) thermometrical Tables and Ob- 
fervations, p. 4. 
of the Effe&s of Hyofcyamus , or white Henbane, 
P‘ 194 * 
in the Bladder extra&ed by Mr. Jof. Warner, p. 475. 
Styptic (Mr. Brojfart’ s) Remarks upon it, by Mr. Faget, 
p. 560. 
Supple (Mr. Richard) of the Eruption of Mount Vefuvins, 
P- 3 J 5 . 
T. 
Tables and Obfervations (thermometrical) by Dr. John 
Stcdman, p. 4. 
Tackle (a new) or Combination of Pullies, by Mr. John 
Smeaton , p . 494. 
Tenerife (Pic of) Obfemtions made in going up the 
fame, by Dr. Thomas He her den, p. 353. 
4 E Theorem 
