x ' C* 8 ) 
workings of Nature , almoft in the feme manner 3 as we do 
thofe that are the produ&ions of Art , and are managed 
by Wheels, and Engines , and Springs, that were devifed by 
Humane wit. To this end 3 he hath made a very curious 
Survey of ail kinds of bodies., beginning with the Point of 
a Needle, and proceeding to the Microfcopical view of the 
Edges of Rafers, Fine Lawn, Tabby , Watered Silky , Glafs - 
canes , Glafs- dr ops. Fiery Sparky, F ant aflical Colours , Metal- 
line Colours, the Figures of Sand, Gravel in Thine, Diamonds 
in Flints, F rozen Figures , the Kettering Stone, Charcoal, Wood 
and other Bodies petrified, the Pores of Corfl, and of other 
fubftances. Vegetables growing on blighted Leaves, Blew mould 
and Mujhroms, Sponges, and other Fibrous Bodies, Sea-weed 
the Surfaces of feme Leaves , the flinging points of a Nettle 
Cowage , the Beard of a wild Gate, the feed of the Corn-vio- 
ket, as alfe of Tyme , Poppy and Purflane. He continues to defe 
cribe Hair, the feales of a So a l, the fling of a Bee, Feathers in 
general,, and in particular thole of Peacocks 5 the feet of 
Flies', other Infect s y he Wings and Head of a Fiyyhe Teeth of 
a Snail', the Eggs of Silkworms yhe Blue Fly,a water Infect:, 
the Tufted Gnat 5 a White Moth 5 the Shepherds-Jpider 5 the 
Blunting Spider, the Ant 5 the wandring Mite', the Crab-liky 
infeddjhe Book c worm,4he Flea, the Lofie, Mites, Vine-mites. 
Heconcludeth with taking occalion to difcourfe of two 
or three very conliderable fubje&s., viz .The inflexion of the 
Rays of Lights in the Air , the Fixt flarrs ', the Moon. 
In reprelenting thefe particulars to the Readers view 3 the 
Author hath not only given proof of his lingular skil in deli- 
neating all lorts of Bodies(he having drawn all the Schemes 
ofthele6o Microjcopical objeds with his own hand) 8c of 
lis extraordinary care of having them lo curioufly engraven 
by the Mafters of that Art$ but he hath alfo fuggelfedin the 
feveral reftexions 3 made upon thefe Objeds 5 fuCh conjedfurs 3 
as are likely to excite and quicken the Philolbphicall heads 
$0 very noble contemplations. Here are found inquiries 
concerning the Propagation of Light through differing me- 
diumsy 
