PEB 
PEN 
31 $ 
Abridg. 1 
Pebbles. An account of certain tranfparent pebbles, 
moftly of the fhape of the Ombriae or Brontiae 
. Lifter 
* ■— Part of a letter concerning the formation of 
pebbles - - Arderon 
Pecquet. Anfwer to him concerning the opinion 
that the choroeides is the principal organ of 
fight - Marriott e 
Peculiarities. Divers inftances of peculiarities of 
natures, both in men and brutes Fairfax 
Pediculus Cjeti. A defcription of the pediculus 
caeti - Sibbald 
Pediculus Pulsatorius. Letter concerning an 
infcdl that is commonly called the death- 
watch - - Derham 
— » A fupplement to the account of the pediculus 
pulfatorius, or death-watch, ferving to the more 
perfedl natural hiftory of that infedt tierham 
Peking. A defcription of the plan of Peking, the 
capital of China - - Gaubil 
Pelvis. Anatomical obfervations of an abfcefs in the 
liver; a great number of {tones in the gall- 
bag and bilious veffels ; an unufual conforma- 
tion of the emulgents and pelvis; a ftrange 
conjunction of both kidnies, and a great dila- 
tion of the vena cava - - Tyfon 
— — An account of a large glandular tumour in the 
pelvis ; and of the pernicious effects of crude 
Mercury, given inwardly to a patient 
Cantwell 
— An account of a bone found in the pelvis of a 
man at Bruffels - - Brady 
Pen-Fish. An account of the fea-pen, or Pennatula 
phofphorea of Linnaeus ; likewife a defcription 
of a new fpecies of fea-pen found on the coait 
of South-Oarolina, with obfervations on fea- 
pens in general - - Ellis 
Pendulum. A narrative concerning the fuccefs of 
pendulum-watches at fea for difcovering the 
longitude? - - Holmes 
■ Inftrudtioris concerning the ufe of pendulum- 
watches, for finding the longitude at fea, to- 
gether with, a method of a journal for fuch 
watches - - Hugens 
•— — Experiments about the motion of pendulums 
in vacuo - - Derham 
— — — ■ A contrivance to avoid the irregularities in a 
B b h 
Tranf. 
XVII 778 
XLIV467 
V 1023 
11 549 
XXV 2314 
XXII 832 
XXIV 1586 
L 704 
XII 1035 
XL 139 
LI 660 
LIII419 
1 *3 
IV 937 
XXIV 1785 
II 467 
X 608 
II 833 
III 191 
— 287 
V 25 
— 28 
III 8 1 
IX 184 
'il i , . 
I 555 
— 547 
IV 2 1 68; 
clock’s 
