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.Manual of References and Exercises in Economics for Use with Volume 2. by FetterAuthor: Fetter, Frank A. (Frank Albert), 1863-1949,Language: English, Class: HB: Social sciences: Economic theory, Demography, Release Date: Jan 16, 2013