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User Name | Thread Name | Subject | Posted |
282RA | BS: How old is civilization? (150* d) | RE: BS: How old is civilization? | 26 Dec 07 |
>>Chinese not smart? First seismograph, gunpowder, magnetic compass, movable type, abacus, porcelain, paper, paper money, whiskey, chess, etc., etc. And maps exist from the Han Dynasty onwards.<< |