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.Anthroposophie im Umriss by Robert ZimmermannAuthor: Zimmermann, Robert, 1824-1898,Language: German, Class: B: Philosophy, Psychology, Religion, Release Date: Jan 14, 2017