Gutenbergs first project was to print a bible. His bibles were printed 42 lines per page and have been called 42-line bibles along with the more common name of Gutenberg Bible. This photo shows a statue of Johann Gutenberg - can you find the three differences in this photo hunt puzzle?
It is believed that Gutenberg printed around 180 Bibles, but only 47 have survived and of those only 21 are complete. It is believed that a complete Gutenberg Bible is worth around $35 million.