Ken Preston: Chameleon

Top photo: Ken and I in his booth after his 'color change with Permagloss' experiment.

Middle, left: Ken in progress with above experiment.

Middle, right: Ken showing Nick Brunetti a groove in the guide foot from a file; no groove in the guide ring from the same triangular metal file. I saw a lot of people try to wreck this guide! David Boyle and Billy Vivona in background.

Lower, left:Ken coming back to the seminar booth with his "spoon" after blowing a syringe!

Andy Dear and Bill Batson to the right...

Lower, right: Ken warming everyone up before his presentation on color change (the chameleon at work).