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.Amphibians and Reptiles of the Rainforests of Southern El Petén, GuatemalaAuthor: Duellman, William Edward, 1930-,Language: English, Class: QL: Science: Zoology, Release Date: Dec 24, 2011