INDEX. 
3 r 9 
M. 
Magnifying Power of Glafies in the Single Microfcope, 
explained — —+ 
how to find and calculate — — 
Table of — ‘ — — . 
in the Solar Microfcope — —. 
in the Double Microfcope —> 
Man, his proper Employment : \id. introduction. 
his Capacity for Knowledge —— 
whence his eternal Happinefs may poflibiy arife 
Matter, Confideration» thereon — — 
our Ideas of it impeded — . —* 
Mercury unaltered in feveral Mercurial Medicines 
Microjcope what — . 
by whom and when invented — 
Sngle — — — 
Double — — — • 
their different Effects and Advantages 2, 
Leeuwenhoek'' s, its btrudure —. 
Wilfon *s Single Pocket — —. 
with a Speculum — — 
Standard for its Glafies propofed 
Double Reflecting — —. 
Solar, or Camera Obflcura — . 
its Advantages — — . 
f (pTopake ObjeCis —«• ■—. 
Standard for its Glafies propofed —. 
its Advantages — — 
how to uie it — — 
ufeful alfo for tranfparent Objects —. 
wherein it can properly affilt us —. 
why fometimes negieded — 
how ferviceable in the Pradice of Phylic 
Minutene/s Of Animals, &c. wonderful: vid. introd, 163, 208 
Refle&ions on it — — . 
Mefentery of a Frog, extremely curious —. 
Mites defer} bed — —• — 
their Coit and Time of Hatching —. 
their Eggs —. —, 
compared with a Pigeon’s —• 
their Voracioufnefs and Manner of Eating 
how to deftroy , 
Sorts of deferibed — —. 
wandering — __ 
very tenacious of Life — 
Y 3 
. 32 
33 
34 
36 
38 
39 
3 10 
3 ** 
300 
30* 
29I 
I 
3 
2,7 
ibid• 
7» 49 
8 
9 
' *4 
37 
16 
22 
2 S 
2 7 
38 
27, 30 
ibid. 
ibid. 
49 
51 
107 
302 
J 3S 
186 
188 
ibid. 
ibid, 
ibid. 
189 
ibidl 
J90 
ibid. 
Mojflesy 
