Lefty's Favorite Fly-Fishing Waters - Kreh, Lefty; Middleton

Lefty's Deceiver - Duranglers Fly Fishing Shop & Guides

Fishing Knots: Proven to Work for Light book by Lefty Kreh

Casting with Lefty Kreh by Lefty Kreh, Hardcover

Bibliography of fly fishing - Wikipedia

Lefty's Deceiver - Wikipedia

Lefty Kreh, a Fly Fisherman With Few Peers, Is Dead at 93 - The New York Times

Fishing with Lefty, Lefty Kreh

Fly Fishing Book

101 Fly-Fishing Tips: Practical Advice book by Lefty Kreh

The Fabulous Father of Fly Fishing turns 90