( 4s ) 
1 No 267 
PHILOSOPHICAL 
TRANSACT IONS. 
For the Months of^ovzxabQt 4«<3^ December. 1700. 
The CON TENTS. 
L An Account of an Extraordinary Amur if ma of the Arte* 
ria Aorta near to the Bafs of the hearty with the Sjmp* 
toms thereof:^ diffeSed bj Mr Ldit2LgQ Surgeon ^ on the 
loth of April, 1700. 
II. An Account of Mr Sam. Brov7n his Second Book, of 
Eaft India P/^^^j-, with their Names, Vertues, Deferip- 
tion, &c. By James Petiyer,' Apothecary, and Fellow 
of the Royal Society. • ' ^ :? ; 
III. De Iride, five de Arcu C£lejii, differtatio Geometrix:a^ 
qua methodo direSa Iridis utriufq^ Diameter, data Ra^ 
tione Kefradlionis, obtinetur : Cum folutione Inverji 
Problematis, five Inventione Ratioms iftius ex data Ar~ 
ius Diametro. Per Edm. Halley, .Reg* Soc. Soc. 
IV. An advertifement neceffary for all Navigators bound 
Hp the Chiimid i?/ England. • 
Qqqqq 
I. An 
