•* 
314 
INDEX. 
Blood > how eaiily difordered — »— 
Mixtures with it in the Veins, their Effe&s 
- - when extracted •—. —. 
its Colour whence 
Vide Circulation. 
Bloodle/s Animals, a Miitake —. «s—. 
Boajls (ridiculous ones) as to Microfcopes — 
Bones , their Stru&ure ^ — 
foft at iirft -— —~ — 
Manner of viewing them —~ 
Book-Worm (or Clothes Moth) 
Box for preferving opake Obje&s 
Brujh , or Hair-Pencil, its Ufe 
Bug , a curious Objeft ■—- 
Butterfly, its Probofcis 
0 
Camera Obfcura Microfcope ~ 
Cautions in viewing Objedts —- 
Celt to confine living Objedts — 
Chain of Gold, its Finenefs *— 
of Brafs — — 
Circulation of the Blood to view —- - 
between a Frog’s Toes —< 
in an Eel — — 
in a Flounder ■>— *— 
in a Filh’s Tail -— 
how numerous in a human Body — 
in a Newt — 
in a Tadpole — *— 
in a Mufcle Fifh. ■— >— 
in the Legs of Crabs *—• 
in Shrimps —- — 
in the Legs of Spiders — 
in Punices or Bugs — 
in a Bat 
p. 1GQ 
no 
IO, 114 
— 116 
— 129 
64 
— *43 
144 
— 145 
282 
— 61 
— 11 
— * 3 ° 
~ 282 
22 
62 
19 
295 
ihidi 
, 120 
12 t 
122 
ibid. 
123 
12C 
126 
127 
ihidi 
128 
129 
13° 
ibid. 
131 
; it 
117 
in a Frog by the Solar Microfcope, very curious 134 
its Appearance near the Time of Death 
Cochineal examined — — — 
Collediion of tranfparent Objedts to make 
of opake Objects — — 
proper Cafe for them — ~ 
Colours of Objects how to judge of — 
Com to intercept the Rays of Light, its Ufe 
Cork, its numerous Pores — — 
Corn Beetle, vid. Weevil. 
55 
18 
136 
285 
56 
60 
61 
, 63 
>55 
zSj 
Cove age. 
