PER 
PET 
!77 
pERCUSbiON. 
Cbfervations concerning fome little animals oh- 
fervid in rain, well, lea, and fn cw water ; as 
alfo in water where pepper had laid imuftd 
Leeuwenhoek 
With the manner of obferving them 
Leeuwenhoek 
A defcrip'tion cf the pimienta, or Jamaica pep 
per tree - - Sloane 
• Several obfervations and experiments on the 
animalcula in pepper-water Sir E dmund King 
An eiTay on the force of percufiion 
Richardfon 
Pericardium. An extract, giving an account of a 
large praeter-natural fubftance found between 
the heart and pericardium of an ox Anon. 
Periosteum. Obfervations upon the bones and the 
periofteum - - * Leeuwenhoek 
Peritonaeum. Cafe of a large quantity of matte 
or water contained in cyrtis's or b gs adhering 
to the peritonaeum, and not communicating 
with the cavitv of thb abdomen Graham 
J 
Perry. An account of lome improvements which 
may be made in cyder and perry - Miles 
Persepolis. A Utter containing the exaft draughts 
of leveral unknown characters, taken from the 
ruins at Perfepolis - Flower 
- A letter, with two draughts of the famous Per 
fepolis - - ' Witfe 
Persia. Inquiries for Perfia - Royal Society 
- ■■■ « Obfervations upon five antient coins firuck 
in Paleftine, or Phoenicia, before the difib 
lution of thePerfian empire - Swinton 
Person. Part of a letter concerning a perfon w 7 ho 
had a new fet of teeth after 80 years of age 
with fome obfervations upon the virtues and 
en 
properties of fugar 
Slare 
'Perspective. The defeription of an inftrument, in 
vented divers years ago, for drawing the out 
lines of any objeCt in perfpedlive Wren 
Petrifaction. Of a place in England, where 
without petrifying water, wood is turned inc 
ftone - - Boyle 
— Obfervables touching petrifa&ion - Beale 
An addition to the inftances of petrifaClion 
Packer 
— A narrative of two petrifaftions in] human 
bodies - - Kirkby 
Tranf. 
Abridg, 
XII 821 
lit 683 ; 
— 84 A. 
— 
XVII 462 
II 663 " 
— 861 
III 654 1 
LVIII 17 
I 
XV 860 
— 69 
XXXI 91 
VII 672 
XLI 708 
IX 187 
XLIII516 
XVII 775 
III 526 
XVIII 1 17 
11 420 
— 527 
— 632 
LXI 34s 
XXVIII 273 
v 353 
IV 898 
I 598 
I IOI 
— 320 
II 325 
III 149 
— 3 2 9 
VI 2158 
II 325 
III 150 
- .58 
Petri- 
Bbb 2 
