double-fan adhesive binding tutorial from green chair press.
the double-fan adhesive or millennial binding is a great solution for turning single sheets into an extremely durable paperback book that opens flat and stays open. Its strength comes from the way the pages are glued, using a double-fanning technique that brings glue just a millimeter or so into the textblock. And its “openability” comes from a pop-off spine that moves independently of the textblock.
