[ 5 10 ] 
V* Part of a Letter from his Grace the Dtike 
of Richmond, Lennox and Aubigne, F.R.S» 
to M. Folkes, Efq$ Pr. R. S. 
Utrecht , Tuefday > ff/f I 742 < ’ 
a K^June ® ^ will net be ferry to 
Y receive from me fomc further 
Account of the. ‘Polypus* and I muft tell you 
what I have feen in Mr, Tremble/ s Study at Sorg- 
'uliet. He has there at lead a Dozen large Glafl.es 
of about a Foot high, each holding a Gallon or 
Six Quarts of Water, all which are weil flocked 
with thofe Infers, and he muft there have many 
Hundreds of them. They are, in general, confl- 
dcrably larger than any 1 had before feen ; and as 
1 was firft with him on a Tuefday , and made him 
a fecond Vi fit on the Sunday following, I had the 
Opportunity of feeing the prodigious lncreafe they 
had made in thofe Five Days. Several Angle ones 
that I had left, had in that time put out Five or Six 
young Ones apiece ; and thofe I had feen him per- 
form Operations upon, were not only recovered, 
but had moft of them produced young ones alfo. I 
faw him fplit the Head of one about Two o’Clock in 
the Afternoon on Tuefday , and, at about Seven the 
fame Evening, each Head eat a fmall Worm. I faw 
him fplit another from the Head to the Tail, and 
each of thofe Parts alfo eat Part of a Worm before 
Night. Another Operation I faw him make, which 
I had not before heard of, which was that by putting 
one 
i 
