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.Labor's Martyrs: Haymarket 1887, Sacco and Vanzetti 1927 by Vito MarcantonioAuthor: Marcantonio, Vito, 1902-1954,Language: English, Class: HX: Social sciences: Socialism, Communism, Anarchism, Release Date: Feb 1, 2004