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.Ocean Gardens. The History of the Marine Aquarium by Henry Noel HumphreysAuthor: Humphreys, Henry Noel, 1810-1879,Language: English, Class: QH: Science: Natural history, Release Date: Oct 30, 2016