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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.The Story of the Invention of Steel Pens by Henry BoreAuthor: Bore, Henry,Language: English, Class: TS: Technology: Manufactures, Release Date: Feb 1, 2006

《Parkhurst Boys, and Other Stories of School Life》
《Scientific American Supplement, No. 520, December 19, 1885》
《Walker‘s Appeal, with a Brief Sketch of His Life》
《Under the Big Dipper》
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