Countermark

https://rpc.ashmus.ox.ac.uk/countermark/267 
GIC 140
laureate, bearded (?) bust r.
rectangular (or square?) 
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC IV, 6338 (temporary) Show 2403 1 4.3
RPC IV, 3797 (temporary) Show 2450 1 4.3