Kenneth Spencer Research Library

A clamshell or “drop spine” box is a typical housing for bound materials, like books and manuscripts, or loose materials that should be stored together, such as a set of prints. The fanciest clamshells are covered cloth, paper, or leather, and are custom-made to fit the item that will go inside.

Here is an example made to fit MS B61, Registrum Brevium, a 14th century British manuscript written in Latin. This book, because of its age, had been bound in different styles over the centuries. The most recent iteration was a suede binding of the 19th or early 20th century, glued tightly to the backs of the folded pieces of parchment that were sewn together to make up the book.  Read the rest of this entry »