Asked by lisa2 from Canada | Jul. 24, 2013 23:03
About:Four Great Inventions of Ancient China
Was gun powder invented in the song or tang dynasty? Asked by lisa from Canada | Apr. 04, 2013 22:32
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1 answer |
when and who invented the gun powder
Asked by choires | Dec. 11, 2013 20:06
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who invented the gun powder? Asked by umar from United Kingdom | Nov. 07, 2014 20:15
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1 answer |
when did the song dynasty invented the gun? Asked by yo yo yo from Canada | Feb. 27, 2014 02:46
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1 answer |
who made gun powder? Asked by Kody Cobb from United States | Feb. 25, 2016 19:07
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1 answer |
The fisrt seismograph was invented during the han dynasty Asked by Mr.noneya from sri lanka | Jan. 16, 2009 05:00
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1 answer |