Stone

Stone

Winged Wet Fly

Tail - Blue-gray

Ribbing - Yellow silk

Body - Blue-gray fur

Hackle - Blue-gray

Wing - Light gray turkey

Reference 

Trout - Ray Bergman

Forgotten Flies - Schmookler and Sils

Stone Variation

Winged Wet Fly

Tail - Brown mallard

Body - Gray and yellow dubbing, mixed

Hackle - Cream

Wing - Light mottled turkey

Reference 

Forgotten Flies - Schmookler and Sils

Stone Fly (Wetzel)

Winged Wet Fly

Tag - Gold tinsel

Tail - Brown mallard

Ribbing - Yellow silk

Body - Gray wool

Hackle - Dun

Wing - Light mottled turkey

Forgotten Flies - Schmookler and Sils