MATERIALS, IMPLEMENTS, ETC. 9 



the kinds used. White, yellowish white, white 

 furnace, white coch-y-bonddhu, red furnace, and 

 coch-y-bonddhu of all shades; black, blue dun, blue 

 furnace, blue coch-y-bonddhu, cuckoo, and knee- 

 cap. A furnace hackle (No. 2, Fig. 5) is one with 

 black streak down the centre, and with red or 

 ginger tips; a coch-y-bonddhu hackle (No. i) is 

 one with a black streak down the centre, and black 

 tips, the remainder being red. A white furnace 



Fig- 5- 

 

 has a black streak down the centre, the remainder 



being white ; a white coch-y-bonddhu has black 

 streak and black tips, the remainder being white ; 

 a blue furnace has blue or grey centre, with red 



