Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and his memory continues to inspire the creation of eBooks and related technologies today.Historiallinen lukukirja: Vanha ja Keski-aika by Otto Sj?grenAuthor: Sj?gren, Otto, 1844-1917,Language: Finnish, Class: D: History: General and Eastern Hemisphere, Release Date: Dec 29, 2008