[derbOac]

This reminds me a bit of Cain's Jawbone (https://en.wikipedia.org/wiki/Cain%27s_Jawbone), but not quite as diabolical.

[larryboyko]

And hopefully this one won't take 85 years to find its audience ...!

[larryboyko]

Perhaps I too should have offered a prize to the first to solve it!