Countermark

https://rpc.ashmus.ox.ac.uk/countermark/1371 
GIC —
star with five rays
circular 
4.5–5 mm 
Uncertain (Uncertain)
no certainty this group are the same type, but possible 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC III, 1881 Show 1881 3 3
RPC III, 1154 Show 1154 14 3
Show 72