C 184 ) 
Great Ufe may be made of thefe Obfervations, and 
no lefs Advantages to be drawn from them, provided 
the Management be with Study to improve them ; for 
it requires a particular Care to hatch the Eggs,as alfo ten- 
dernefs and great caution muft be ufcd, even till the Silk 
be ready to be drawn off. 
In cafe the S^aCon fliould not prove plentiful, then 
they buy as faft as they can old Silk, and keep as much 
as ihey can of the other, for the bed Fabricks, that fo 
they may not be obliged to hazard all their good, at the 
Price of the worft, which is commonly pradifed. But 
if theSeafon promifes a great and fatisfadory Harveft, 
they take the new, and put it apart for the bed Fabrick, 
not defpifing the old, but only laying it afide, till 
proof be made whether the new be better or not. 
Sme Obfer^ations to J^now the beH Silk^ , 
or Organcine. 
The Goodnefs of Silk is diftingufhed by its lightneft, 
as the mofl: Effential Quality, which every Body knows 
carries a confiderable Profit along with it, when bought 
by weight, and (bid by the Yard or Aune. It is to be 
noted, that the Organcine is Super-fine, it being the 
beft fort, and : That the two threads are equal in 
finenefs, that is to fay, both alike in fmoothnefs, thick- 
nefs and length , for the thread of the firft twift : For 
the fecond , it matters not whether the fingle thread 
be ftrong, before the two are joined, unleft to fee whe- 
ther the firft twift prove well. It is neceflary the Silk 
be clean ; the Straw colour is commonly the lighteft , 
and the White the heavieft of all. It is likewife con- 
venient, that the Skeans be even and all of an equality, 
which fliews they were wrought together ; otherwife 
with 
