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.Theory of Circulation by Respiration: Synopsis of its Principles and HistoryAuthor: Willard, Emma, 1787-1870,Language: English, Class: QP: Science: Physiology, Release Date: Aug 15, 2006