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.On the magnet, magnetick bodies also, and on the great magnet the earth by Gilbert et al.Author: ,Language: English, Class: QC: Science: Physics, Release Date: Sep 26, 2010