Did you know? Length of a standard bed (1.9 m) is 25 x Size of a standard square Post-It note (76.2 mm)
Length of the Yangtze River (6,300 km)
/fact/length-of-the-yangtze-river
Link
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.