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.Duell-Codex by Gustav HergsellAuthor: Hergsell, Gustav, 1847-1914,Language: German, Class: K: Law in general, Comparative and uniform law, Jurisprudence, Release Date: Mar 26, 2017