The British Library Guide to Bookbinding" by P.J.M. Marks is a comprehensive non-fiction book that provides a detailed guide to bookbinding techniques. Written in English and available in paperback format, this guide is a valuable resource for book enthusiasts and professionals alike. With clear instructions and expert advice from the author, readers can learn the art of bookbinding and enhance their skills in this traditional craft. Perfect for those interested in preserving and creating beautiful books, this guide is a must-have for anyone passionate about bookbinding.