Hi All, the files for the latest version of the Simpson have been posted on GitHub: https://github.com/NicholasSeward/ConceptFORGE. The Reprap GUS Simpson is an award winning design and is really cool printer.

Here is a video of it in action: http://www.youtube.com/watch?v=IEGTe...ature=youtu.be

Cheers,

KDog