653

Iul: 11.1667. Instt & Theory to solue th
Planits motions.
25. Instt to meas. nicely [Micromr.]
H. in air pump.
Oct. 3. Cider engine.
31. Perfect wheel-work.
And for salt-works.
Dec: 19. Paper whether Puppies live by the
mors respiraon.
26. Paper of pressures off the air at sun
Shining wood & Fish in Air-pump.
Ian: 23. Whether Iron gets weight by touch
Feb: 13. Bodies made heauier than Gold
27. Exacter Scales for weighing.
mar.12. Grind optick glasses.
Instrt together the wind, & sounds.
Apr.16-68. Acorns for Tanning.
30. H. read his ansrs to Needh of Respir.
may 7. Q. for Turkey.
21. H. an acct of statical expts abt
penetraon of liqrs
Iune.11. H accts of Moss seeds
porousness of sand.
25. Ascent of sap in wood.
Heuelius & H. dispute.
Iul.16. Level wth glass bent into a curve.
Petrified Teeth.
Oct.29. Rebending hard bodies.
Dec:17. Air next gaue quickest refl
ection to moving bodies Hence
sparkling of Diamonds.
Impedt of air to moon in p'port.
Ian:7. Spheric Glass wth water as good as conic
14. expt tht force of mov=Bodies in dupl p'per
/Pub/ in 12 vibr. wth 2, /or/ 24 vibr. wth /Pub./ 8oc. & 48vi
wth 2l. So running water.
21. Tryed in a 3plicate p'port.
Mar.11.Froggs double Vent
18. watch to go wth a Loadst. & peno Longit
Apr.1.-69. micros. Glasses as pins heads
may 6. Long pend: moued wth watch spring
Instrt to see the to 2ds is [as Bradleys.]
27. Way to print writing & Geomet: figures
Iul.8. Twisted cords. Earth's Parallax
Oct.21. staining stuffs.
nov.4. Instrt to divide a Degree.
11. capillous plants have seeds.
30. expedite way of Pictures.
Ian:13.-69/70. Petrif. springs in northampt-
20. Univers- meas- by drop.
Feb.3. Mechanical Muscle.
Apr 14.1670. Describe a merid - by Pole *.
Rep'saon of rising of vaprs in Atmosphere.

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