FLY-FISHING. 241 



solution of alum. Simmer them until the color is 

 obtained. 



To Dye Crimson. 



Boil the materials to be dyed in a solution of alum 

 and cream of tartar, for half an hour ; bruise two 

 table-spoonfuls of cochineal, and simmer them in 

 water until the color is extracted. 



Take the materials from the alum watei', and boil 

 them in the cochineal liquor until you have the color 

 you wish. 



"Wash them in clean water, and if feathers, dress 

 them until dry. 



To Dye Brown. 



Brown may be procured by boiling walnut shells 

 to a strong solution, and of a more chestnut hue by 

 boiling in a bath composed of a small handful each 

 of sumach and alder bark, boiled in half a pint of 

 water, with half a drachm of copperas. 



To Dye Blue. 



Boil your material in the solution of alum and 

 tartar already described. 



Then make a blue dye by dissolving the prepared 

 indigo paste in water, the quantity of which must 

 depend upon the color you wish to produce. Boil 

 until you have the shade you desire. 



The prepared indigo paste is made by dissolving 

 indigo in oil of vitriol and water in a well stoppered 

 H 



