Countermark

https://rpc.ashmus.ox.ac.uk/countermark/955 
GIC 841
bee (rather than 'possibly club?') (in square punch, on silver coins)
square 
4 x 4 mm 
On silver coins 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC IV, 1510 (temporary) Show 3191 1 4.2
RPC IV, 2737 (temporary) Show 3189 1 4.2
RPC IV, 11780 (temporary) Show 3197 2 4.2
RPC IV, 25094 (temporary) Show 3190 1 4.2