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.Old Fort Snelling, 1819-1858 by Marcus Lee HansenAuthor: Hansen, Marcus Lee, 1892-1938,Language: English, Class: F590.3: United States local history: The West. Trans-Mississippi Region. Great Plains, Release Date: Sep 22, 2007