.

[D3vin]

edit: thanks.

 

[gewehr76]

It can be anything you want it to be

 

[BillD]

A six?

 

[fraserdw]

You sure it's not a Russian character? Well, all Russians are characters but you know writing?

 

[Travis Bickle]

I think that's a 6 in Russian

 

[Forty4Forty]

Seen on mine, I do think it is the refurbishment date, manufactured 1941, refurd 1946.