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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.Scientific American magazine Vol 2. No. 3 Oct 10 1846 by VariousAuthor: Various,Language: English, Class: T: Technology, Release Date: Jul 14, 2009

《The History of Ancient America, Anterior to the Time of Columbus》
《Pauline》
《The Machine That Saved The World》
《Percival Keene》
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