The authoritative source used by designers and builders worldwide for designing, building, and sailing a Chinese junk-rig  This encyclopedic volume synthesizes 25 years of research and development of this unique rig as adapted to Western craft. It is a work that has been welcomed by the growing number of yachtsmen and designers throughout the world who already enjoy the benefits of the junk rig or who wish to do so. Practical Junk Rig examines the design and aerodynamic theory behind junk rigs and discusses how best to sail them. It outlines the rig in detail, the principles that underlie it, considers possible alternative shapes and arrangements and analyzes performance, all assisted by a wealth of detailed line illustrations.Â