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.The Auxilia of the Roman Imperial Army by George Leonard CheesmanAuthor: Cheesman, George Leonard, -1915,Language: English, Class: U: Military science, Release Date: Apr 15, 2016