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 Castle Of The Shadows by A. M. WilliamsonAuthor: Williamson, A. M. (Alice Muriel), 1869-1933,Language: English, Class: PR: Language and Literatures: English literature, Release Date: Nov 23, 2006