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.Sewage Disposal Works: Their Design and Construction by William Charles EasdaleAuthor: Easdale, William Charles,Language: English, Class: TD: Technology: Environmental technology, Sanitary engineering, Release Date: Mar 13, 2018