Countermark

https://rpc.ashmus.ox.ac.uk/countermark/1764 
GIC
club (?) in oval punch (on obverse)
oval 
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC IV, 17282 (temporary) Show 1341 3 4.3
RPC IV, 17282 (temporary) Show 1341 1 4.3
RPC IV, 17282 (temporary) Show 1341 2 4.3
RPC IV, 17282 (temporary) Show 1341 4 4.3