INDEX. 
Pond (Mr. Arthur ) his Defcription of Antigua — 297 
his Letter, concerning the Impreffion 
on a Stone, dug up in the Eland of Antigua — 295 
Pontypool , in Monmouthjhire , Account of the Sinking of a. 
River near that Place — — ■ — 547 
Porcupine Man , Account of him — — 22.. 
Porter (James) Efq-, his Communication of fome Aftrono- 
mical and Phyfical Obfervations, made in Afia — 251 
. his Account of feveral Earthquakes lately- 
felt at Constantinople — — 1 15 
his Anfwer to fome Queries, fent by Dr. 
Matty , F. R. S. to a Friend — — 97 
Portfmoutb , furprifing Agitation of the Waters there Nov. 
1 5 1755 — ” — . — 35 l 
Precejfion of the Equinoxes , Eflay concerning it — 704 
how far occafioned by the Adtion 
of the Sun — — — 709 
the Inequality thereof, depend- 
ing on the Pofition of the Moon’s Nodes — 714 
.. — D° of the Pofition of the 
Moon’s Apogee — — 722 
Preffure of Weights , in the Motion of Machines , con- 
fidered — — — 1 
Prince (Mr.) his Account of an unufual Agitation of the 
Sea, at Ildfar combe , in Devonfhire — 642 
Pringle {John) M. D. Letter to him concerning the Agi- 
tation of the Waters, in a fmall Lake at Clofeburn , in the 
Shire of Dumfries — _ — 5 21 
Account of the Agitation of the 
Waters near Chevening , in Kent, Nov. 1, 1745, com- 
municated by him — — 3 6° 
Account of the Agitation of the 
Waters at Loch Nefs , in Scotland , Nov. 1, 1755, com- 
municated by him — — _ 3 8 7 
an Account of the Agitation of 
the Waters in Scotland and at Hamburgh , communicated 
by him ■ — 55 ° 
6 D 2 Pringle 
6 D 2 
