STREAMCRAFT 



in temperature or whatever cause, are the 

 Yellow, Pale Blue, Pale Evening, Golden, and 

 Hare's Ear Duns, etc., all progeny of the com- 

 mon Red Spinner. The Iron Blue Duns are a 

 species distinct from the foregoing, only little 

 more than half their size, and their source is the 

 Jennie (Jinney) Spinner. From all of which it 

 easily is seen that the reader may not expect to 

 attain a too clear idea of the subtle differentia- 

 tions in these naturals or in the patterns of 

 their artificials. Nor is it necessary that he 

 should; though it may be well that he should 

 know why he can't! 



Relative sizes of natural flies: Large brown (drake), olive dun, and 

 iron blue dun. (After David Foster) 



AUGUST DUN (three patterns) : 

 Wings, brown (hen wing); 

 Body, brown silk made* fuzzy with English grouse-feather 



winding, and ribbed with yellow silk; 

 Legs, red hackle; Tail, rabbit whiskers. 



Or 



Wings, clay; Body, brown ribbed with yellow silk; 

 Legs, brown hackle; Tail, gray hackle. 

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