National Geographic : 1946 Mar
International News In Iraq Nomadic Man Settled Down an Estimated 8,000 Years Ago and Created the First-known Civilization Hassuna, this newest "Garden of Eden," moves the dawn of agriculture back some 20 centuries. The men were farmers, builders, and craftsmen. They left asickle blade-still sharp !-made of flint chips glued together. They erected mud-brick homes (left). Hassuna skeletons show little variance from modern man's.