Book excerpt: We all use knots, whether scaling the heights of great mountains, or tying up shoe laces. 'The Hamlyn Book of Knots' is the ultimate knot book, providing clear, expert instruction in how to tie over 80 of the world's most useful knots. The introduction includes background information on ropes and terms and techniques used. A unique directory uses symbols which provide a key to the application of every knot. These symbols also allow for easy cross-referencing between sections. Divided into five further sections - boating and sailing, outdoor pursuits, caving and climbing, house and home and angling and fishing. This easy-to-follow guide contains everything you need to know about knot tying.