Countermark

https://rpc.ashmus.ox.ac.uk/countermark/617 
GIC 492
?, 'cross'
square 
7 mm 
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC X, — (number not assigned), type ID 74473 Show 859 1 10
RPC X, — (number not assigned), type ID 74483 Show 846 22 10