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.'Return Loads' to Increase Transport Resources by Avoiding Waste of EmptyAuthor: United States. Council of National Defense. Highways Transport Committee,Language: English, Class: HE: Social sciences: Transportation and communications, Release Date: Nov 11, 2006