. ... C 
bat being difappointed, they foon fpread a Report 
over the Country, that by a Difcovery made by Tome 
antient Writings, we dug there for Treafure, by 
which we were greatly enriched : To prevent the 
farther Concourfe of the People, &c. we were glad 
to fill up the Trenches, and leave the other Tumuli 
unexamined. 
N. B. The Middle Tumulus is about Nine Yards in Diameter, and 
the lefler about Eight Yards each at the Plain. 
VIII. ‘Part of a Letter from the Right Hon hIe 
Robert James Lord Petre, F. R. S. to Martin 
Folkes, Efq-j L*. R. S. concerning fome extra- 
ordinary Effects of Lightning. 
SIR , Brook-Jlreet , June 24. 1 742.' 
-Read June *4. Tuefday Morning, between Three 
17+1 ‘ and four o'Clock, we had at 
Thorndon fome of the mod terrible Thunder I ever 
heard ; and, indeed, by theEffe&s of it, I have Rea- 
fon to conclude, that it was very near us, as well as 
by the Noife, to which I really think no other Thun- 
der I ever yet had any Notion of, could be compared. 
It has beat down a Chimney at a Farm-houfe juft by, 
and the Lightning has alfo ftruck Two large Oaks in 
my Park, which hand about Forty or Fifty Feet 
apart. In one of them I do not obferve any thing 
much different from other Trees which I have before 
feen ftruck with Lightning; the only thing that 
feems remarkable, is, that the greateft Damage ap- 
pears 
