(i8i) 
difabled by ficknefs to come over to me (which he promis'd to 
do, as foGn as he could) writ me only a Ticket , whofe fubftance 
. waS) That the £'<«r^A-5'z^^/^^ was there much more confiderable^ 
than where I lodged, and that at a Gendemans houfe,whom h% 
names fthemoft noted PerfoD,ic feems,of the neighbourhood) 
the Houfe trembled very much, fo as to make the Stones mani- 
feftly to move to and fro in the Parlour , to the great amaze- 
ment and fright of all the Family. The Hill , whereon this 
Brill ftands^ I have obferv'd to be very well fi:or*d with Mineral 
fubftances of fcveral kinds s and from thence I have been iu- 
form'd by others , that this Earth-quake reached a good many 
miles ; but I have neither leafure , nor inclination to entertain 
you with uncertain reports of the Extent and other Circum- 
fiances, efpecially fince a little further time an inquiry may en- 
able me to give you a better warranted account. 
Some Obfervations and DireSitom about the Barometer, com^ 
municated by the fame Hand^ to the Author of this Trado 
Thefe fhall be fet down, as they came to hand in another 
Letter i videl. 
As to the Barometrical Obfervations(as for brevities fake I ufe 
to call them)though you ^ gucffed 
aright 3 that, when I faw thofeof See Num. 9. of the Phil, 
the Learned and Inquifitive Dr. Tranfaft^p.isp. thelaftjpu^^ 
Beak, I had not Mine by me 3 ( for g^^ph. 
. I left them, fome years* fincej in the 
hands of a Virtuofo , nor have I jiow the leafure to look after 
thofe Papers;) yet fince by the Communication 5 you have 
made publick, 'tis probable, that divers Ingenious men will be 
invited to attempt the like Obfervations^ I fliall (notwithftand- 
ing my prcfent hafte) mention to you fome particulars , which 
perhaps will not appear unfeafonable, that came into my mind 
upon the reading of what you have prefented the Curious. 
When I did, as you may remember , fome years agoe, pub- 
lickly exprefs and defire that fome Inquifitive men would 
B b 2 make 
