202 Ob/érvations on other. Spiders:, and | 
their Webs» together:with anexami- 
_ nation of awhite Subftanse flying wp 
and dawn in the Arr after.a Frag ess 
_.. Chae. oll, fall Bodies, both Vege- 
table. and.Ammal,.do quickly dry and 
wither.The beft remedy I found to hin- 
der it,and to make the Animal lye fiil 
204 tobe obfervd, Several particulars re- 
dated of the aétions of. this:Creature; 
205 and a lbort defcription of its parts. 
sseOthszist 97/1 Tr an: 
Obf. 50. Of the wandring Mite. 
206°. ff defeription of this Creature, and 
of another very {mall ane » which ufts- 
207 iy bore tt company. A Conjetture at 
Obferv. 51. Ofa Crab-like Infedt. 
| 
Scie ed 
i 
208 brief, defertption of tt. 
 Obfery..52. OfaBook-worm. 
209 \\Adefeription of it's where by the 
way ts inferted a digreffion, experi- 
mentally explicating the Phenome- 
210 na of Pearl. 
degeftive faculty... 
se Obferv. $3-: Ofia Flea, 
pe . A. bore de fonipttobasak ids : 
3 oOblert. 54. Of a Satin: . 
giz A defeription of 2ts parts,and fome 
213 notable circumftancess. 
‘ 9 /.Obferv. 55. Of Mites. 
“ an The exceeding {malnef of fome 
* "Mites yand their Eggs. Adefeription 
214 & ites of Cheefe: end an inti. 
= aes i 
a ee 
a 
A confideration of its | re 
() | explicattanef inflection 5 mechani» “** 
| wud defertption of 
mation of the variety of forms in other 
Mites, with a Conetiure atthe das 2¥% 
fon. 
AY sont SGA 
v8 $f § 35) fh a ths vA 2 
eV} TTR LAN SL SG tO Stott) 
fd defcriptionef them 3-0 ghefat br 
their original's.their exceeding (male 
nefs compar’d with that of a Wood- 216 
loufe,from which they may be [uppos'd ~~ 
to come, 
i, 44 
Sot LE .T 
inegareworms, 
SURRE OGtt ic 
hem , with fome 21 
confi derations on their meitoms. oo 
‘ ’ \ ‘4 % : . 
Obf. 58. “Of chesInfle ibn oh the 
o) Rays of Light in the Aires. of! 
vad fort rebearfal of feveral Phee- 218 
nomena.» 4n attempt toexplicate 219 
them:the /uppofition oleae oe 
Prepoftions , both which are indéa- 
voured to be made out by feveral Ex- 
periments... What denfity and-rartty ... . 
is imrefpeét of refrakion: the refradli- 
on of Spirit of Wine compared mith 
that of common Water :the refrattion 22° 
of Ice. An Experiment of makingan 
Undulation of the Rays by the mixing Ry 
of Liquors of differang denfity, The 
™ _ 
Ps 
7 
cally and hypothetically : what Bodies 
| have [uch an inflettion. Several Ex- 
| periments.to fbew that the whirhas © < 
this propriety 5 that «' precects frm 222 
scat Eales 
SS 
a 
the differing denfity of the Air: that 
the upper and. under partof tbe Wir - 2: 
are of differing denfity, fome Experi- ., 3 
ments to prove this, «A Tableof the »—- 
| Arength of the {pring of their yan 
/wering toeach degree of extenfron'3 ©. 
when eA made , and when repeated. 224 
Another’ Experiment of compreffiag 225 
the Air. Table of the ftrength of the 224 
Air s:an/wering to each ‘comproffien | 
| and expanfion’s from which he z 
| mene? 
4 
. Beare 
~~ s LS ee ee 
