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.Viage al Rio de La Plata y Paraguay by Ulrich SchmidelAuthor: Schmidel, Ulrich, 1505?-1581?,Language: Spanish, Class: F2661: Latin America local history: Paraguay, Release Date: Jan 20, 2007