The Plastic Ratio
Ed Harris discusses the plastic ratio - more amazing than the golden ratio? You decide!
See our golden ratio videos: http://bit.ly/Golden_Ratio
Previous video with Ed (Heesch Numbers): https://youtu.be/6aFcgATW9Mw
Ed Harris is online at http://maxwelldemon.com and on Twitter at https://twitter.com/gelada
The Plastic Ratio Callipers were made by Eugene Sergeant: http://www.eugenesargent.com/