664

making salt-water fresh.
The water tht dreins from the Salt.
Coles & Candles burnt in a Box.
__Feb. 6. 1678/9. Baromrs rise & fall why
Artificial Teeth, & Teeth grow, &c
Freshening Salt Water.
Spanheim
Hookes Theory of Fire, & Expts.
__
Feb: 13. Baromrs rise & Fall.
Baromr at Tangier.
Cause of Fire.
Flamsteeds admission.
Burning a Cole.
Sr G. Ents Ansr to Thurston.
__
Feb. 20. Barrs Rise & Fall.
Expts of it on the Monumt.
Sr Ch: Wren first thought of
the Atmospheres Pressure.
Grews Hypothesis abt Baromr
Croons Hypothesis.
Difft height of at St Helena.
Quantity of Salt-Peter in Gunpor
Differ- of Salt-Peter.
Hookes Theory of Fire by Expt.
__
Feb: 27. Making Salt-Peter in India.
Sea-salt made insipid.
Dickenson made Water earth.
Saltness of the Sea.
Dipping needle horizontal
Perpendicular Iron N & S.
Magnetical Pole where.
Expt abt the Pressure of Vaprs.
__
mar. 6. Salt Peter.
Saltness of the Sea.
Dipping Needle.
__
mar. 13. Niter, Gunpowder, Aurum
fulminans, Pulu: Fulm. & Char-
coal in Gun-powder.
Hooks expts wth burning Coals
blown wth Bellows, &c.
__
mar. 20. Gun-powder & details about
the vse of Charcoal in it.
Roger Bacon knew it.
His Books.
Fire, flame, heat, &c.
__
mar.27. R. Bacons Works.
His Blowing up a sunk Ship.
Heating Iron red hot by Hamering.

Apr. 3.

Ref: CELL/RS/HF_s08  © Centre for Editing Lives and Letters