{ ij8 ) 
th? Effeds whereof might otherwife have proved 
as fatal as the other is found to be beneficial. 
I have only to add, that this poifonous Kind of A- 
pocynum is now cultivated by feveral curious Per- 
fons about London^ and that I defign with all con- 
venient Speed to prefent this Society with a particular 
Defcription thereof, taken from a Plant which I had 
laft Summer growing in my own Garden. 
VI. An Account of a Sook. entituled^ Hefperi & 
Phofphori Nova Phoenomena, An-- 
Store Francifco Blanchino 5 by John Hadley, 
Ef<i: S. V. ^r4. 
T H E Defign of this Treatife, is to give an Ac- 
count of fome new Aftronoraical Difcoveries re- 
lating to the Planet Fenus, which the Author difpo* 
fes under four Heads ; 
I. The Defcription of the dusky Spots obferved in 
her Disk. 
a. Her Rotation round an Axis, the Pofition of 
which is determined by the apparent Motion of 
thofe Spots, together with the Time of her Re- 
volution. 
3. The Parallelifm of that Axis to it feJf in all Parts 
of the Planets Orbit. 
4. Obfervations in order to determine the Horizon- 
tal Parallax of Fenus^ and confcquently thofe 
of the Sun and other Planets. 
« He 
N 
