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 First Airplane Diesel Engine: Packard Model DR-980 of 1928 by Robert B. MeyerAuthor: Meyer, Robert B.,Language: English, Class: TL: Technology: Motor vehicles, Aeronautics, Astronautics, Release Date: Jan 20, 2010