Hollow form proportioning tool

[Phil Lackey]

I have seen a 3 leg tool plan to get the 1/3 - 2/3 ratio. does anyone remember where I fight find the plans for this?
Thanks
Phil

[Brian Kent]

Here is one:
http://s0.goldennumber.net/wp-content/uploads/golden-section-gauge.gif

[Bob Hamilton]

The proper name for it is a Fibonacci gauge: https://www.google.com/search?ie=UTF-8&q=fibonacci+gauge&sa=Search

Take care
Bob

[Phil Lackey]

Thanks guys. Just what I needed
Phil

[Dale Bonertz]

Hey Phil,

If you know anyone in the CO. Springs club they make them and sell them for $15. Made from steel and well made. Good deal. If you don't know anyone let me know and I can put you in touch with them.

Dale

[Steve Schlumpf]

Jim Adkins has a tutorial on building your own. Do a Google on Golden Ratio Calipers.