388 Mr. Henrfs Confiderations ondifferent Materials , 



require more time for the enlivening. About 

 eight gallons of the white liquor, which re- 

 mained after the feventh operation and were 

 direfted to be referred, are now to be mixed 

 with four gallons of the firft barilla ley. Two 

 gallons of this mixture being put into the 

 wringing tub, the whole of the cottoji is to be 

 wafhed in it, adding more liquor in proportion 

 as it is foaked up by the cottan i which is after- 

 wards to be wrung and dryed. 



To this fucceeds the fifteenth and laft opera- 

 tion, viz. that of enlivening or reviving the 

 colour. The copper pan being about half filled 

 with water, twenty-eight or thirty gallons of the 

 liquor remaining after the firft operation, are to 

 be added, fo that the liquor may reach to within 

 fix inches of the top. When the liquor is 

 nearly boiling, the cotton is to be put in ; being 

 previoufly formed into parcels of about two 

 pounds and a half each; nearly four ounces 

 being kept feparate, for a purpofe hereafter to 

 be defcribed. 



The cotton is to be well preffed down in the 

 pan, and confined by fticks. The pan is 

 covered with a wooden lid, having a fmall hole, 

 through which the fmall portion of cotton, re- 

 ferved for that intention, may be occafionally 

 withdrawn, in order to obferve the progrefs of 

 the operation. This hole has a moveable cover. 

 The lid is then to be fecured by a ftrong crofs 



of 



