David Crotty writes: “If you’re an avid reader, you know the sadness that comes when a beloved book falls apart. But if you’ve spent much time in libraries, you are likely familiar with the heavier ‘library binding’ style of book meant to last hundreds of years. Did you know there’s a NISO standard for library book binding (ANSI/NISO/LBC Z39.78-2000)? It’s some 39 pages long, so you may not want to read through the entire standard, but you may enjoy this video that takes a fun look at just what it takes for a book to be ‘library worthy.’”