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 Development of Certain Tendencies in Modern Opera by Kathryn Eleanor BrowneAuthor: Browne, Kathryn Eleanor,Language: English, Class: ML: Music: Literature of music, Release Date: Jan 31, 2017