c m ) 
28. The Art of making Sea-Water frejh and 
potable, and fit for all ufes in Food and Phyfick at 
Sea. 
III. A Letter from Sir Robert Redding, late 
Fellow of the R< S. concerning Pearl-Fifhing 
in the North of Ireland ; communicated to the 
Fnblijher by Dr. Lifter. R. S. S, 
Dear SIR, 
f3 Eing in the North in Augufl lad, and calling to re- 
Yj membrance your Defires to have forxie of the 
Mufcle-ftiells fent you wherein the Pearls were found, I 
flayed behind my Company one day like an old Hound 
from following the Stag, and bellowed it in Enquiries 
from others, and fome (mall Trials in the Rivers ; but 
having by me neither Queries to dired: my Search, nor 
Books to inform me what had been delivered by others 
on this Subjedr, I muft needs fall Ihort in thofe Points 
that are rooft curious and moft wanting, and take no- 
tice only of what is too common and moft known in 
the Natural Hillary of this Shell- fifli. 
I have fent you four or five of the Shells, and a few 
of the Pearls, though clouded and little worth , taken 
out of the River near Omagh in the County of Tyrone, 
in which County are four Rivers abounding with thefe 
Mufclcs, all emptying themfelves into Lough foyle, 
whereon (lands the Town of Derry, and (b into the Sea. 
There are alfo other Rivers in the County of Donegall y a 
River near Dundalk, the Shure running by Water ford, 
the Lough called Lough-Lean in Kerry, which afford the 
like Filh; and no doubt there be many more that I do 
O z not 
