Originally Posted By: AlanK
There is a resemblance to #42. I thought of big events that would use something of that shape and size, but earlier than the one in #42. Thanks to Wikipedia, I could start in Athens and proceed. Thanks to wagga, he did not force many iterations.

You might be on the right track for where... but what?
Verum audaces non gerunt indusia alba. - Ipsi dixit MCMLXXII