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.Four Afoot: Being the Adventures of the Big Four on the Highway by BarbourAuthor: Barbour, Ralph Henry, 1870-1944,Language: English, Class: PZ: Language and Literatures: Juvenile belles lettres, Release Date: Jan 20, 2016