C 3°s ] 
VIII. A Letter from Mr. James Simon, of 
Dublin, to Martin Folkes, Efq\ Tr. R. & 
concerning the Petrifa&ions of Lough-Neagh 
in Ireland : To which is annexed a Letter 
from the Right Rev . Dr. George Berkeley 
LordBifhop of Cloyne to Tho. Prior, Efq\* 
SIR , 
Read Feb. 9.TN my laft I mention'd Tome Pctrifica- 
574 7 * X ^ ons I had fent in a Box to Solomon 
Tlayrolles , Efq; F.R.S. to be deliver'd to you, and pre- 
sented to the Society : I mention'd, at the fame time, 
that I had made fome few Remarks and Obfervations 
on thefe kind of Petrifications, commonly called 
Lough-neagh Stones 5 I hinted, that, if the bad State 
of my Health would permit me, I would fend you 
thefe Remarks, which, tho' my great Heavinefs and 
Dizzinefs continue, I have drawn up, during fome fa- 
vourable Intervals $ and beg Leave to lay them be- 
fore you, that you, and fome of your Friends, may 
examine them ftri&ly, and be kind enough to redrefe 
the Miflakes, however numerous. I fearch for the 
Truth, am willing to improve, and will moft thank- 
fully receive Advice. To proceed : 
Moft of the antient Writers, that have treated of 
Irelandy have made mention of the peculiar Qualities 
of Lough-neagh of turning Wood into Stones fome 
Qjl 2 of 
