Making the Columbia Encyclopedia

A couple of weeks ago we gave you a brief history of The Columbia Encyclopedia. Today’s “Throwback Thursday” is a behind the scenes look at the making of the encyclopedia. Take note of the manual process of physically punching in the thumb index, also known as a cut-in index, (you know those notches with letters that help you quickly locate subjects in an encyclopedia), and the meticulously gluing of the cut-in index letters. (Wow, and we thought page links for ebooks were a chore!)

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