Herter's Professional Fly Tying and Tackle Making Manual and Manufacturer's Guide 1950 Book. Material: paper. Size: 6" x 9 1/2". Description: brown soft cover book; black and red print: "Professional Fly Tying and Tackle Making Manual and Manufacturer's Guide, Authentic Fly Tying Dictionary of Popular Patterns and a Complete Outline of Fishing Entomology, Special Revised Edition, By George Leonard Herter"; 416 pages.