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 Sylph, Volume I and II by Duchess of Devonshire Georgiana Spencer CavendishAuthor: Cavendish, Georgiana Spencer, Duchess of Devonshire, 1757-1806,Language: English, Class: PR: Language and Literatures: English literature, Release Date: Jan 8, 2012