Unarmed Self Defense: 12 Lessons from a Police Judo Expert was originally published as an article for Popular Science magazine in 1962. Adapted from Mr. Ewen's book, Modern Judo and Self-Defense it is a concise and well-illustrated introduction into essential Judo techniques, like Hip throws, Arm-Locks, etc. With over 40 illustrations produced by Dana Rasmussen exclusively for the magazine publication this manual is a great addition to a Martial Arts library for any Judo enthusiast. Harry Ewen was a British Judoka, instructor, and has written several books on Judo and Judo instruction.