A General Index of the P. 
Nofe 3 its Structure, n. i39-P'977« 
Nam mart a. See Books. 
Nurenburg, its Longitude. See 
Longitude. 
O 
Oaky-Wle, n. 15*7. p. 51 3. 
ObpBu See Telefcopes. 
Obfervatwn, See Planets. 
Obfervations in the Pra&ice of Phy- 
fick, n. 167. p. 839. Obfervati- 
ons Anatomical. See Anatomy. 
Microfcopieal. See Microf- 
copes. 
Oculi cancer. See Difeafes. 
* Opticks, the Problem of finding 
the Foci of all Glaffes, n. 205-. 
p. 960. 
Ore. See Minerals. 
Orfiments poyfonous, tho 3 all Gold 
Ores, n. 157. p. 515. 
Ornithology , Particulars to be add- 
ed to it, n. 175-. p. iif9. 
Qs front is very large, n. 168. p. 
880. 
Otacoufiicks. See Hearing. 
Ovary. See Eggs , Generation , 
and Hair. 
Oil of Vitriol, whence the increafe 
of its weight when expofed to 
the Air, n. 156, p. 496. 
P 
Palfie. See Difeafes. 
Paper, a fort made of Linum Af- 
beftinum, n. 166. p. 800. 
■ Papins Engine for railing Water 
defended 2 gain ft Mr. Nnts } n. 
186. p. 263. 
nlofophical Tr an f aft ions, taxi 
Paradice, and Primaeval Earth, n. 
2or. p. 8ri. n. 203 p. 890. 
Paradoxes in feveral Sciences, n. 
198. p. 677. 
Paralax of the fixe Stars to dif- * 
cover the Earth's Motion, n. 
202. p. 844. 
Paralax of the Moon how heft ob- * 
ferved, n.141. p. 1034. 
Pearl fijhing in Ireland, and fbme 
of great Value found there, 
n. 198, p. 6^q. Tranfparent 
Pearl, n. 137. p. 945. 
Pen Park-hole in Gloucefterfnire, 
n. 145. p. 2. 
People of London how many, n. 
185-. p. 238. 
Pepper Water Animalcules. See 
Animalcules. 
Periodical Bleeding at the Fingers, 
n. 171. p. 989. 
Perpetual Motion , a Difcourfe * 
concerning it, n. 177. p, 1240. 
Refuted, n. 182. p. 138. andn. 
186. p. 267. 
Petrified Glandula Pinealis, n. 185*. 
p. 228. Petrifications. See fi- 
gured Stones. 
Philofopby Atomic difcourfed of and 
defended, much older than 
Detmcritm or Leucippus who 
were the fii ft Atheizers of it, 
n. 137. p. 937. Des Cartes Phi- < 
lofophy cenliired, n. 137. p. 939. 
The Pagan Thecgony, a Col : 
mogony. ib. Of the ancient 
State of Philofopby ; n. 201. p. 
796. 
Phofpborus like Lightning, n. 15*0. 
p. 2 89. How made by Mr. Boyle, 
n. 196. p. 583. 
Thyfick how pradiced by the 
Turks, n. 155. p. 437. 
U u u 2 Phj- 
