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.Acht Briefe an eine Freundin über Clavier-Unterricht by Johanna KinkelAuthor: Kinkel, Johanna, 1810-1858,Language: German, Class: MT: Music: Musical instruction and study, Composition, Release Date: Feb 3, 2010