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on the 24th of September 1761, it weighed fix ounces 
and two drachms ; that on the 29th of the fame month 
it weighed fix ounces, wanting one drachm and fifteen 
grains. On the 1 ith of Odtober following, it weighed 
iix ounces, wanting three drachms and one fcruple. 
On the 1 7th of the fame month, it weighed fix ounces, 
wanting three drachms and half. 
G-ive me leave to add farther to this paper, by ob.- 
ferving, that, about March laft, I produced two very 
remarkable calculi to the Royal Society, for their in- 
i'pedion j when they did me the honour to defire a 
written account of the cafe of the perfon, in whofe 
urethra they were lodged. The whole of what I 
think worth troubling the Society with, upon this 
occafion, is, that they had been for many years lodged 
in the urethra of one Robert Bolley, a young man, 
aged about twenty-two, and that they had produced 
no great inconvenience, or pain, till of late, when the 
integuments began to inflame ; which inflammation 
commenced not long before he was put under my 
care. The confequence of this change in the parts 
was extreme torture, a fevere fymptomatic fever, 
.great wafting-away of the whole body, and almoft a 
continual and involuntary, difcharge of fmall quanti- 
ties of urine. 
The miferable object I have been juft now deicrib- 
ing, was recommended to my afliftance, by my iiir 
genious friend and acquaintance Dr. Wollafton, of 
Bury in Suffolk, in whofe neighbourhood this patient 
lived, and from whence he was conveyed to London 
in a waggon. 
The parts were then arrived to fo great • degree of 
diftention, inflammation, and tendernefs, that, upon 
the 
