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.On Singing and Music by Society of FriendsAuthor: Society of Friends,Language: English, Class: BX: Philosophy, Psychology, Religion: Christianity: Churches, Church movements, Release Date: Aug 12, 2008