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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.Clara Barton National Historic Site, MarylandAuthor: ,Language: English, Class: HV: Social sciences: Social pathology, Social and Public Welfare, Release Date: Jul 8, 2016

《Magyarország t?rténete. Az ifjuság használatára》
《The Flaw in the Sapphire》
《The Heart of Mid-Lothian, Volume 2》
《The Shadow of a Crime: A Cumbrian Romance》
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