This invaluable work talks about the early printing process and German inventor, printer, publisher, and goldsmith Johannes Gutenberg in detail. Gutenberg introduced printing to Europe with his mechanical movable-type printing press, starting the Printing Revolution in Europe. It is regarded as a milestone of the second millennium, marking the start of the modern period of human history. It played a vital role in developing the Renaissance, Reformation, Age of Enlightenment, and Scientific Revolution, laying the basis for the modern knowledge-based economy and spreading learning to the general public. It's a must read for anyone curious about how printing was done hundreds of years ago.