Duration of British Empire

Duration of British Empire (394 y)



Neat Ratios ...

Duration of British Empire (394 y)

  • is 5 x Lifespan of human being (80 y)...more
  • is 20 x Length of the Vietnam war (19.5 y)...more
  • is 200 x Lifespan of rat (2 y)...more

If this was a standard unit ...

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