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.Getting Gold: A Practical Treatise for Prospectors, Miners and Students by JohnsonAuthor: Johnson, J. C. F. (Joseph Colin Francis), 1848-1904,Language: English, Class: TN: Technology: Mining engineering, Metallurgy, Release Date: Apr 13, 2006