Did you know?
Time since first transatlantic wireless communication (120 y) is 500 x Period of Mercury's orbit (0.241 y)
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Land used for agriculture in Ghana (2011) (164,800 km^2)
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.