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.They Who Knock at Our Gates: A Complete Gospel of Immigration by Mary AntinAuthor: Antin, Mary, 1881-1949,Language: English, Class: JV: Political science: Colonies and colonization, International migration, Release Date: Aug 19, 2012