Hooke Folio Online

349

Iuly the 3d. 1679.

mr. Henshaw the vice President tooke the chair.

A coppy of one of mr. Heuelius his second part of his machina
colestis. Containing the Second. 3d & 4th. Bookes newly sent ouer
by the Author to seuerall freinds here in England, was here
shewn by Sr. Ionas More. In which ^ /was found/ conteind all his coelestiall
obseruations during the space of 49. years -
Sr. Ionas more Also Related that mr. Hally Designed to visit him in
his Returne & to take the Latitude of that place -

The minutes of June 26 were Read, which gaue os occasion of
Discoursing further about the milk or liquor conteind in the
Coco Nut; and /Dr. Grew/ was of opinion that all that milk would by Degrees
as the fruit Ripened thicken into a kernell and conceiued further that
the Young plant Lay in that and not in the substance of the hollow
kernell.
mr Hooke was desired to examine Piso's naturall History to see
if any light touching this conjecture might be obteined
It was further Related that the palmtree wine was not this Liquor of
the coco nut, but the sap of a tree got out of the body of the palm
by boring a hole in the tree and putting a tap into it much after
the manner that Birch juice is here procured.

mr. Hooke introduced mor. Pappin to shew the society some farther tryalls
he had made of his Inuention of Boyling vpon Tortoise shell &
Iuory. the first was obserued to be very soft and plyable but wth a
considerable toughnesse much like ^ /wetted/ tand Leather. the second was
was Iuory boyled in Ale or beer which had thereby the parts of
it extreamly softned. and Remaining as if were Loose one vpon
an other Like Rotten wood. he was thanked for his comuni
cations and Desired to prosecute some further tryalls in that way
by boyling some Lobstars Crawfish Oyster prawnes &c. . . &c
to see whether they may this way be softned.
Dr. Grew produced and Read a paper of some obseruations he had made
on some other waters in & about London the contents whereof wer
as followeth.