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.ABC of the Steel Square and Its Uses by Fred. T. HodgsonAuthor: Hodgson, Fred. T. (Frederick Thomas), 1836-1919,Language: English, Class: TH: Technology: Building construction, Release Date: Jun 24, 2015