( '5 ) 
of the Flowers of Tumf&le into a beautiful Green Emeral 
Colour. It congeles, and reduces to a fort cf Snow, 
the Diflolution of Corrcfive Sublimate , whereas the 
Volatile Alcalics, drawn from Human Scull, Hartfhorn, 
and divers other mixt Bodies, only render it white or 
milky. So that this New Alkali which I propofe, b e- 
ing prepared after the fame manner as that which is 
drawn from the Bags of Silk-Worms, in making the 
Fnglijh Drops, fo famous over all Europe , may ferve to 
make other New Drops, which may defervedly be called 
Drops of Montpellier 5 which we need not Temple to 
make ufe of, with much greater Succefs than the old 
ones, in Apoplexies, Lethargies, and all Soporou3 Di- 
feafes, by reafon of their great Activity : And they will 
be taken with lefs regret, becaufe their fmell is not To 
fetid and difagreeable* I (hall not enlarge further on 
this Subjeft, but recommend to the Phyfitiaos and Chy- 
mifts of this Society, the Care of Inquiring into the o- 
ther Ufes, which Spiders Bags, and the Principles that 
are to be drawn from them by a Chymical Analyfis , may 
afford in Phyfick. 
Explication of the TABLES. 
Tab. 1. A. Shoves the Belly of a Spider , with the 
Anus and five Papillae, from whence the Threads if 
fue, 
B- C. The Side , and Fore-part of the Penis cf a Spi- 
der, as magnify d by a Mifcrofcope. 
D. The Follicle or Bag of a Field-Spider with a harder 
Shell , at the breaking of which the Toung Spiders come out 
mixt with the Silk- 
E. The Follicle or Bawf an Hoiife.Spider wih a fofter 
Shell, in which the Toung mes are inclo fed. 
C a 
Tab. a. 
