Earthquake at Hafodunos near Denbigh. 333 
afcertained my time by equal altitudes, taken with one of Mr. 
bird’s aftronomical quadrants of one foot radius. As every 
phenomenon of this kind is mterefting, you may, perhaps, 
wifh to communicate this account to the Royal Society ; which 
you are welcome to do, if you think it worth the attention of 
fo illuftrious a body. 
Vgl. LXXL 
I have the honour to be, &c« 
