[ 177 3 
fponding Sheaths, they hurt the Bladder in the found 
Parts, and put him upon the Rack of Pain. 
When they are thick-fet, one hinders the other 
from entering or wounding fo deep ; and perhaps gets 
not much farther than the Mucus which lines the In- 
fid e of the Bladder. 
I hope your Lordfhip will pardon my not anfwer- 
ing your Letter fooner : * * * By the hafty Account of 
feveral Matters of Fad and Obfervations that occur’d 
to my Memory, relating to the Subjed of that very 
uncommon Stone, you will fee, that I am very far 
from being able to fatisfy you about its odd Figure, 
or fay any thing better on the Caufes of it, than your 
Lordfhip, or the skilful and accurate Surgeon who 
attended the Patient, have thought reafonable. How- 
ever, by this it will appear, that I am extremely glad 
upon every Occafion to fhew the greateft Refped, 
with which I have the Honour to be. 
My LORD , 
Tour Lordjbifs 
Moft humble and moft 
obedient Servant , 
Hans Sloane* 
Ccc * 
m An 
