Thcfe aifo were cylindrical . and hollow. — There 
were in the fame Cavern many orher Petrification?, 
which had formed a kind of hollow Pilafters againft 
its Sides ; and aifo fcveral large folid Malles, which 
arofe from the continual Dropping of the petrefying 
Water through the Crevices of the superior Rock. 
Thcfe all afford very good Alabafter. 
In the Box likewife you will find an exad Draught 
of a Stone {fee Tab. II. Fig. io.) lately taken out of 
the Bladder of a Boy about twelve Years old which I 
think of a pretty uncommon Figure; tho 1 not indeed fo 
very remarkable as that mentioned Philofoph. Tranf. 
N° 450. The Boy died two or three Days after the 
Operation : So that the Parents keep the Stone as a 
Relique of their unfortunate Child, and will nor part 
with it. Dear Sir, I have the Honour to be 
lour much obliged , and 
Plymouth, Sept. 20. obedient humble Servant, 
I 74+- 
J. Huxharru 
The Case of Hannah Hitchcock. 
JJAnnah Hitchcock , about Sixty, was from her 
* Youth up a very fober induflrious Woman, of a 
thin Habit of Body, and bilious Conftitution : But in 
her latter Years fhe became unhealthy, and was fre- 
quently fubjeft to Fits of the Gravel, and brought off 
fome fmall Stones. 
For about three or four Years before her Death, 
fhe was often afflifred with nephritic Colics, great 
Pains 
