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| | TIMELINE 5th MILLENIUM B.C. page of ULTIMATE SCIENCE FICTION WEB GUIDE |
 | | By the first quarter of the 5th millennium BC in al-Fayyum, there existed villages that kept sheep, goats, and swine and cultivated wheat (emmer), barley, cotton, and flax, which was woven into linen. |
 | | 4000 BC: Domestication of the Horse "The land in Sumer] was plowed by teams of oxen pulling light unwheeled plows, and the grain was harvested with sickles in the spring. |
 | | The horse, which was probably domesticated about 4000 BC by pastoral nomads in the Ukraine, did not in fact displace the onager as a draft animal in Mesopotamia until about 2000 BC." Encyclopedia Britannica: agriculture, history of 4000 BC: Global; Holocene delta development worldwide Holocene delta development worldwide transgressive sequence of deltaic deposits #160. |
| www.magicdragon.com /UltimateSF/timeline5KBC.html (1240 words) |
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