Did you know? Turnover of Boeing (2015) ($90.8billion) is about as big as GDP in Yemen (2015) (90.6 billion USD p/a) Tweet this comparison
Time since the first iron steamship crossed the English Channel (200 y)
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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.