Did you know? Number of helicopters in the world (69,700 ) is 1 thousand x Number of submarines in the Russian Navy (2023) (70 )
Width of a Penguin paperback book (111 mm)
/fact/width-of-a-penguin-paperback-book
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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.