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Length of a baseball pitch, pitcher to batter (18.44 m) is 2.5 x Women's Olympic Long Jump record (1988) (7.4 m)
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Mass of a violin (400 g)
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.