Countermark

https://rpc.ashmus.ox.ac.uk/countermark/633 
GIC 506
three lines in form
square 
6 x 6 mm 
Uncertain (Uncertain)
 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC I, 4272 Show 4272 4 1
Show 84