Working The K-118 Binding Structure
Mid way through working on a commissioned set of books for a carpenter friend of mine I came across a binding style referred to as the K-118 by Bruce Levy who wrote about and bench tested the structure. The K-118 structure piqued my interest immediately due to its remarkable flexibility and full access to the gutter. I originally tested the structure on a collection of books, articles and transcribed lectures on bookbinding that I digitally compiled into a single document and printed in signatures. The basics of the structure are a text block sewn on velum strips, tapes or cords in a manor to keep swelling to a minimum. The block is rounded but not backed and covers are shaped on the spine edge to continue the arch of the round of the block. Covers are attached and the spine is lined with velum cut to fit in between the supports and three times longer than the width of the spine. The excess velum on ether side of the book is cut into thirds and the outer two sections are attached to