Well done DMcG / Greg ...

1500-1600 - FALSE. William Kemp's "9 Days Wonder" did take 23 days, but he danced from London to Norwich. A copy of his account is here.

For "The Beginning Of The World, you're doing OK with the Terminus Ante Quem but can you find a Terminus Post Quem ... if so, problem solved. (I though that was really clever ... a "Terminus Post Quem! for the beginning of the world!)

Anyone considered having a go at the Sol-Fa system yet?

:-)