OF SILK. 2T3 



box IS pitched on the infide, it will both 

 preferve it the longer from rotting, and 

 alio hinder the earth from drying too fafl:, 

 by means of the wood foaking up its moif- 

 ture ; and as the tree while it (lands with- 

 in doors, will not have the benefit of rain 

 or dews, the earth fliould be pretty plenti- 

 fully watered, efpecially when the weather 

 is very hot ; and there fliould be a fmall 

 hole in the bottom of the box clofe to its 

 edge, to let out any fuperfluous water 

 which may drop into a veliel placed to re- 

 ceive it ; for which purpofe the tub fliould 

 be fixed with a fmall inclination towards 

 the fide where the hole is made. 



When the v^^orms begin to fpin, if you 

 think they have not enough of convenient 

 places, you may fix fome fprigs of heath 

 here and there among the branches ; and 

 thus if the experiment fucceeds, you may- 

 rear filkworms within doors in the natural 

 wild manner. 



If the leaves of the trees, thus kept with- 

 in doors, are found apt to flag for want of 

 the evening dews. Perhaps it might be 

 helped by winding three or four united 

 ropes of foft tow round the ftem of the 

 tree, and afterwards feparately round three 



P 3 or 



