Did you know? Duration of Mali Empire (375 y) is 25 x Lifespan of a cat (15 y) Tweet this comparison
Length overall of a `49er` racing dinghy (4.88 m)
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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.