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.Diet and Health; With Key to the Calories by Lulu Hunt PetersAuthor: Peters, Lulu Hunt, 1873-1930,Language: English, Class: RM: Medicine: Therapeutics, Pharmacology, Release Date: Feb 15, 2005