Lefty Kreh 
Lefty Kreh’s Presenting the Fly [EPUB ebook] 
A Practical Guide To The Most Important Element Of Fly Fishing

Lefty Kreh’s Presenting the Flydetails the most essential analysis in fly-fishing: how to get the right fly to the right fish, in the right way, at the right time. This vastly comprehensive, large-format volume explains the ways that shape, color, and weight of the fly can determine success under varying conditions.