279

Feb: the 6. 1678/9.

Sr. Ioseph Williamson tooke the chair.
The meeting began wth a Discourse about the Barometer and Pressure
of the Atmosphere, concerning wch. It was debated wt. might be the Rea
son why the air should presse Lesse in Rayny then in Dry weather Mr
Hooke supposed it might proceed from this that the air at such time
as it was heauy had taken vp more of the Heauy parts of other
bodys and kept them susteined, whereas in moyst & stormy wea
the air being of . . . another nature could not be charged wth. such
vapours.-
There was also a Discourse about wt. was fitt to be published of
the transactions of the Society, and in what manner, but the
Determination of the matter was Referred to the councelle

The minutes of Ian 23. were read wherevpon there was some
other things added about Drawing out & setting in teeth artifici
ally. Sr. Iohn Hoskins quoted malpighius for asserting that teeth
Doe grow continually, that they haue seuerall coats or shells like
testacious substances, that the outward coats doe wear oft and wear
out wth. vsing. -
mr. Henshaw mentiond mor. Du Ponts Papers wch. were in the
Hands of mr. Euelyn. about the way of setting in new teeth Artifi
cially. He noted tht. sea horse teeth afforded the best substance to -
make Artificiall teeth of. Further that these artificial teeth will
stink in a Little time if they be not taken out of the mouth & clean
sed, that they will also in time wear yellow & Black.
Further that the Hard coat of teeth by Rubbing will be worne out
and that therevpon the Rest of the tooth suddenly Decayes.
About the nourishing of teeth Dr. Arderne quoted      his opi=
nion that they were nourished by the succus nutritius from the
nerue.

Here was Also a Discourse about making sea water fresh by filtration
and Distillation. And It was generally concluded that the fresh water
of springs did proceed either from the Raine Dew or condensatio
of the moyst air on the tops of Hills

Ref: CELL/RS/HF_281  © Centre for Editing Lives and Letters