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 Cross in Ritual, Architecture and Art by Geo. S. TyackAuthor: Tyack, Geo. S. (George Smith),Language: English, Class: BV: Philosophy, Psychology, Religion: Christianity: Practical theology, Worship, Release Date: May 29, 2012