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.A Possible Solution of the Number Series on Pages 51 to 58 of the Dresden CodexAuthor: Guthe, Carl E. (Carl Eugen), 1893-1974,Language: English, Class: E011: History: America: America, Release Date: Mar 16, 2013