Extending the Book introduces the largely-forgotten art of extra-illustration -- individually adding portraits or other illustrations to published books -- and explores what this personalized form of book design reveals about the history of reading.

It includes a brief introduction to the concept of designing and creating a unique book by adding external material and an overview of the phenomenon's history and its heyday in the later eighteenth and nineteenth centuries. The works of Shakespeare -- the most popular single author for extra-illustration -- exemplify the practice...