H. Irving Hancock 
The Complete Kano Jiu-Jitsu — Jiudo — The Official Jiu-Jitsu of the Japanese Government [EPUB ebook] 
With Additions by Hoshino and Tsutsumi and Chapters on the Serious and Fatal Blows and on Kuatsu the Japanese Science of the Restoration of Life

Written by the American author, Harrie Irving Hancock (1868-1922), this unique manual offers a detailed, practical introduction to the history and essential techniques of Jiu-Jitsu combat and provides an excellent companion for anyone interested in learning about the spirit of the discipline. Tricks are presented in three sections, and the complete contents include: A foreword By H. Irving Hancock — Preface By Katsukuma Higashi — Rules Governing Jiu-Jitsu contests — in Japan — Section I — Section II — Section III — The Serious and Fatal Blows — Kuatsu, Or The Restoration of Life. Featuring the original illustrations from its first publication in 1904, and featuring a new biography, we are republishing the classic text in high quality and affordable edition.