Thanks to Mike Decker and Ian Holmes who have provided the plans and photographs respectively, we have here the most detailed prototype plans we’ve ever been fortunate enough to features on Gn15.info.

Photographs © Ian Holmes

There’s more than enough detail here for your next project (and send us photos when you’ve built your version!).

Not the full-sized plans

Full-sized plans

Click on the plans below and then on “full size” if you’d like the full-sized drawings - but be warned: the plans are HUGE!