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.Ordnance Instructions for the United States Navy.Author: United States. Navy Department. Bureau of Ordnance,Language: English, Class: VF: Naval science: Naval ordnance, Release Date: Aug 16, 2006