We talk about indexes with the author of the book “Index, a History of the,” Dennis Duncan, and its indexer, Paula Clarke Bain. Modern indexes date back eight centuries, and Dennis’s book takes us from the beginning to the present. Paula has worked for over 15 years as a professional indexer and...

Electrotyping was the 3D printing of its day. An electro-chemical process that deposited dissolved copper or other metals onto a prepared object, it effectively allowed creating exact duplicates of a page of type to create a durable printing plate, or to produce a mold (a “matrix”) from type...