Did you know? Depth of Marianas Trench (10.99 km) is 50 x Height of the Hoover dam wall (221.4 m)
Investment in Inventories in Eritrea (2017) (5.81 million USD p/a)
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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.