Did you know that Gutenberg had a background as a goldsmith?
Did you know that Printing have started in Babylon 4000 years BC (Before Christ)? They were printing by impression with seals or stamps into moist clay.
In 1935, the Xerography process invented by Chester Carlson leads to the invention of the Xerox photocopier.
Did you know that in 1547 in France, penalty of death was proclaimed against all printers who produce a book without the imprint of the faculty of theology at the University of Paris?