What is a Gutenberg Bible? And why is it relevant 500 years after its printing?

NEW YORK — It's not just a book. Back in the 1450s, when the Bible became the first major work printed in Europe with moveable metal type, Johannes Gutenberg was a man with a plan. The German inventor decided to make the most of his new technology — the movable-type printing press — by producing an unprecedented version of the scripture for wealthy customers who could interpret Latin: leaders of the Catholic Church. Though he planned on printing 150 Bibles, increasing demand motivated him to produce 30 extra copies...