Here is the fly pattern sheet for the Light Hendrickson.
Materials
Hook:
Mustad 94840, #10 – 18
Thread:
White waxed (6/0 for hook sizes 10 – 12; 8/0 for hook sizes 14 – 18
Wing:
Wood Duck flank upright divided
Tail:
Medium blue dun hackle fibers
Body:
Red fox belly fur
Hackle:
Medium blue dun
Note: Tied using Daiichi 1190 #12 hook.
This is the Dette fly pattern from Eric Leiser’s book entitled The Dettes – A Catskill Legend (1992). Twelve pages of detailed tying instructions, pictures, and drawings can be found starting on page 158.
Here is an Amazon link to the book:
(John Kreft is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com.)