Did you know? Mass of a standard Gold Bar (`London Good Delivery`) (12.44 kg) is 20 x Mass of largest diamond ever found (621 g)
Land Area of Rwanda (24,670 km^2)
/fact/land-area-of-rwanda
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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.