CONTENTS. 
mena of the Weather and Barometer ^ to the 
Rev, Thomas Birch, 2 ). tD. Seer. R. S. 
p. 124. 126. 151. 
XXVI. Remarks upon a petrified Echinus of a fin- 
gular kind, Jhewn to the Royal Society, April 24, 
i 75 ’ 5 ', by the Rev, Richard Pocockc, LL. D, 
Archdeacon of Dublin, and F. R. S. found on 
V>\xn\\d,cis-Land, in the Parijh of Bovingdon in 
Hertfordfhirc, which is a Clay, and fuppofed to 
have been brought with the Chalk, dug out of a 
Fit in the Field, By, James Parlous, M, F). and 
F.R.S. P‘15’5’* 
XXVII. Two Letters concerning Toxicodendron, 
Let. I. From the Abbe Mazeas, F. R. S. to the 
Rev. Stephen Hales, D. T>. F. R, S, Tranflated 
from the French, by James Parfons, M. T>. and 
F, R, S. p. 1 57. 
Let. II. From Mr, Philip Miller, F. R. S. to the 
Rev, Thomas Birch, T), D. Secret, R. S, p. 161. 
XX VIII. A Letter to the Right Honourable the 
Earl of Macclesfield, Frefident of the Royal So- 
ciety, concerning the Method of conftruFling a 
Table for the Probabilities of Life at London, 
from the Reverend Brakenridge, D,D, 
and F. R. S, p. 167. 
XXIX. Some Account of a Sheep, fhewed alive to 
the Royal Society, in November having 
a monftrous Horn growing from his Throat the 
fluffed Skin of which, with the Horn in fitu, is 
now in the Mufeum of the Society. By James 
Parfons, M. H. F. R. S. p. 185. 
XXX. A Differ tat ion upon the Cancer of the Eye- 
lidSf Nofe, great Angle of the Eye, and its 
neighbour^ 
