3 20 
Index. 
Mojres, exceedingly beautiful Objefts — p. 2 
Motion feen by Microfcopes, how to be regarded 63 
Mouldinefi , feveral Species of Minute Plants — 247 
or Scolopendra, very curious — 279 
Mufcles of the Abdomen of a Frog — 135 
Mttjcls-Fijh a fine ObjeCt — •— 128,242 
its Eggs and Embryo-Mufcles — 243 
how numerous — —- ibid. 
the Beard, its Ufe — —- 244 
N. 
Nature's Operations amazing —« 253 
the Perfection of, exemplified — 298 
compared with the Works of Art 292, 297 
the Study of them Man’s noblefi; Employment : 
vid. intro duct, and 
Needle, its point examined *— 
Nerves , their Structure and Appearance 
not elaftic —• •— 
Newt, a fine ObjeCt- 
300 
293 
146 
H7 
126 
Globules of its Blood larger than in rnoft Animals ibid. 
how to kill 
— 291 
O. 
Objects, how feen through a Single Microfcope 
how through a Double one ~ 
how through a fiat Glafs 
how through a Convex - 
appear large to Ihort-fighted People 
their real Size to find 
Mr. Leeuwenhoek 's Way 
Mr. Hook’s Way — 
Dr. Jurin’s Way 
Dr. Martin’s Way 
Dr. Smith’s Way — 
Area or Portion of — 
Kinds proper for the Microfcope - 
what not proper — 
Directions how- to examine 
” to be viewed in every Light - 
their Shadow only feen by the Solar M 
how to prepare and apply 
to make a Collection of 
Cautions in the viewing of 
endlefs — —- — 
8 
2 
- ibid. 
3 
4 
5 
- 40,158 
41 
45 
ibid. 
47 
. 48 
ibid . 
50 
49 
5 2 
54 
icrofcope 55 
- 56 
- 5 6, 60 
- 62 
. 291 
Old 
