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 Duenna: A Comic Opera by Richard Brinsley SheridanAuthor: Sheridan, Richard Brinsley, 1751-1816,Language: English, Class: PR: Language and Literatures: English literature, Release Date: Oct 1, 2004