Bruce Lee: The Official Publication & Voice of the Jun Fan Jeet Kune Do Nucleus Oct 1998 (E-Book)

Articles include:

Speed- What it is & How to Get it By John Little

The Lead Shin/Knee Kick By BruceLee By BruceLee

The Hinge and Ball &Socket Principles By Chris Kent

Let's Simplify-The Application of Decrease & Refinement by Louis Berard & Tim Tackett

And more...