1920s old-school Hindu stick fighting manual written by British cop in India:

http://www.the-exiles.org/manual/lang/lang.htm

Cool. Looks very similar to some of the stick stuff we do.

How to use Yawara Stick

Let me add this. This site contains a copy of a book entitled “How to use the Yawara Stick” written by Prof.Matsuyama in 1948. The Yawara Stick is just another variation of a short baton. This manual was written for the Colarado Police

http://www.yawara.com/Yawast1.html