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 Energy System of Matter: A Deduction from Terrestrial Energy Phenomena by WeirAuthor: Weir, James, active 1883-1912,Language: English, Class: QC: Science: Physics, Release Date: Dec 20, 2011