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Duration of Toltec Empire (626 y) is 10 x Length of reign of Queen Victoria of the United Kingdom (63 y)
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Number of skyscrapers in Shanghai (>150m tall) (135 )
If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.