Countermark

https://rpc.ashmus.ox.ac.uk/countermark/449 
GIC 329
eagle?
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC I, 2633 Show 2633 3 1
RPC I, 2648 Show 2648 5 1
RPC I, 2648 Show 2648 8 1
RPC I, 2648 Show 2648 15 1