Out of an interest in exotic Alps caps, I really have to ask if anyone who peruses Deskthority, whether lurking or active, has picked up this sweet Wang 724 with Greek sublegends shown here:
I've noticed a few Wang 724 boards with other interesting regional sublegends so far as well.
To my knowledge, the following has been documented to some degree:
I'm certainly curious to see if anyone around here has picked this one up for themselves or if they've stumbled upon any other variants. I've got a Zhuyin set of Wang caps myself.