Countermark

https://rpc.ashmus.ox.ac.uk/countermark/539 
GIC 417
headress of Isis
oval 
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC II, 930 Show 930 7 2
RPC II, 930 Show 930 16 2
RPC II, 931 Show 931 4 2
RPC II, 930 Show 930 8 2