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 Call of the World; or, Every Man's Supreme Opportunity by William E. DoughtyAuthor: Doughty, William E. (William Ellison), 1873-,Language: English, Class: BV: Philosophy, Psychology, Religion: Christianity: Practical theology, Worship, Release Date: Jul 23, 2010