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.Security in Your Old Age by United States. Social Security BoardAuthor: United States. Social Security Board,Language: English, Class: HD: Social sciences: Economic history and conditions, Production, Release Date: Aug 1, 2005