THE TABLE.
.- 11-' -             *   C - .
I  uniervar. I.  Ji the point oi a Nee-
        die.
2   A   Defeription of it:  what other
   2   Bodies have the J.farpefi points:
   of t&e ruggednefs of' polilft AMetal. A
3  deficription of a printed point. Of ve-
   ryfmabl writing, and the ue of 'it for
   ecret intelligence: the caufe of the
   courfnefl of 'printed lines and points
4  Obferv.2. Of the Edge of a Razor.
      A defcription of it: the caufes of'
   its roughnefr: of the roughnefs of very
   well poli0Jt Optick Glajjes.
         Obfir.,. Of fine Lawn,
      A dfceription of it: Ajilken Flax
   mwention'd,an attempt to explicate the
6 Pllxnomena of it, with a conjedure
   at the cauf of thegloflof Silkf
         Obferv, 4-. Of Tabby.
      A jfort lefcription of it. A conje-
7  elure about the reafon why silk is fo
   fufceptible of vivid colours: and why
   Flax and Hair is not. A conjeliure,
   that it may perhaps be poJible to bf]in
   a kind of artifizial silk out of fome
   glutino  fi bJiiance that may equalize
   natural .s ilk
8      Mbferv. 5. Of water'd Silks.
      7kbe great unaccuraitencff of artifi-
    cial rcorks. A defcription ofa pieceof
9  waier' Schl k  an Explication of the
    caure of the Phxnomena: the way by
    which that operation is perform'd:
                             Pago
Im.J   .
/1ome other lshaimnomena nwention'd I O
depending on the fame caufee.
    Obferv. 6. Of Glafs-Canes.
  7 he exceeding jmalneJ? of fowe of
thene Bodies By what means the hol-
lowonepofthefe frzail pipes wu difco-
ver'd:feveral PhXanomena of it men- i I
tion'd. An attempt to explicate them
from the congruity and incongruity of I2
Bodies . what thofe proprieties are. A i
hypothetical explication offliidity: of
thefluidity of the air,andJfveral other I4
Phxnomena of it : of congruity & in- 15
congruity; iiluflratedwithfeveralEx- i6
periments:.what ejfels may be aferib'd 1 7
to thefe properties: an explication of 1 8
the roundneWS' ofthe Jfrface of fluid
Bodies: how the ingreflof fuid bodies I 9
into a fimall hole of an heterogenioiis 20
body is hindred by incongruity 5 a
multitude of PhLnornena explicable 2 1
hereby. several 5Oaeries propounded3
i . Concerning the propagation of light
through dif ering medius. 2. Con- 22
cerning Gravity.  3. Concerning the
roundnefs'of the Sun, Moon, and Pla-
netf. 4. Concerning the roundnef'of
Fruits, stones, and diversart ficial
Bodies. His Highneflrrince Rupert s 2%
way of ia4ing shot. Of the roundnej? 24
of 'Hail. Of the grain of Kettering
stone,and of 'the sparks of fire. 5.Con- 2 5
cerning ffiringinefs' and  tenacity.
6. Concerning the original of Foun- 26
tains y feveral Hiflories and Experi-
mwents relating thereto. 7. concerning 27
the diffolution of Bodies in Liquors.
8. Concerning the iinivelfulity of this 2 a
Principle: what method was taken in
making and applying experiments. The
                      .  explication