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.Brazilian Gold Mine Mystery: A Biff Brewster Mystery Adventure by Andy AdamsAuthor: Adams, Andy,Language: English, Class: PZ: Language and Literatures: Juvenile belles lettres, Release Date: Mar 23, 2016