xxvii INTRODUCTION. 
It may be juft.proper to mention; that. the 
Woods which we ufe, are beft kept in the Block, — 
and fhaved off as they are wanted; for being képt 
in Shavings, they loofe their Virtue: And in-the — 
fame Manner as to‘the foreign Woods,’ it is’beft 
to keep a Block of Saffafras, and of Lignum Vite — 
‘inthe Houfe, and cut them.as they are wanted. 
As to the Excrefcences, fuch as Galls of the 
Oak, and the Burr upon-the; wild Briar; they.are 
naturally fo dry, that they only require to be.ex- 
ofed a few Days to the Air upon a Table, and. 
ae tee may be put up with Safety, (and will 
ad0NS Timed siloiar bine esis} sero 
aftly, the Fungus’s, fuch as ¥ews Ears, and 
the. like, are to be gathered when they are full — 
rown, and ftrung upon a Line, that they may 
dry leifurely, for elfe they fpoil:,They,muft be very: _ 
well dried before they are put up, elfe they will ; 
grow mouldy in damp Weather. and if once that; — 
happen, no Art can recover their Virtues: Se 
_ Thus may a Druggift’s Shopsof a new Kind 
as thofe which receive their Furniturefrom abroad; _ 
and there will be this Advantage in having every” 
Thing. ready ; that when Cuftom -has made the 
Virtues of the feveral Things familiar, the Lady: 
may do from her Judgment: as the Phyfician ini 
his Prefcription, mix feveral Things of like Virtue* 
together, and not depend upon the Virtues of any.- 
ane fingly, when the Cafe requires fomething of. 
Power. Thefe Roots and Barks powdered, will. 
make as handfome and as efficacious Bolufes and — 
Mixtures, as any furnithed by the Apothecary... ~ 
