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.The Approach to Philosophy by Ralph Barton PerryAuthor: Perry, Ralph Barton, 1876-1957,Language: English, Class: BD: Philosophy, Psychology, Religion: Speculative Philosophy, General Philosophical works, Release Date: Apr 19, 2008