Bookbinding Square Plants - project with 14x14 Boekbindcollectief 14×14 showed the results of it’s third project Square Plants during the Open Door Days of garden specialist Geert Pattyn in June 2015. The theme of this project was plant material in all its forms. Back to bookbinding | Bookbinding & Graphic Art Join my mailing list to get the latest news Sign up! It worked! You are registered for my mailing list.