Countermark

https://rpc.ashmus.ox.ac.uk/countermark/640 
GIC 513
Α•Κ
rectangular 
3.5 x 1.5 mm 
Sometimes on reverse 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC VI, 6115 (temporary) Show 5682 2 6
RPC VI, 6126 (temporary) Show 5696 22 6
RPC VI, 6117 (temporary) Show 5690 5 6
RPC VI, 6127 (temporary) Show 5688 2 6
RPC VI, 6123 (temporary) Show 5686 1 6
RPC VI, 6126 (temporary) Show 5696 17 6
RPC VI, 6111 (temporary) Show 5680 4 6
RPC VI, 6116 (temporary) Show 5687 2 6
RPC VI, 6117 (temporary) Show 5690 17 6
RPC VI, 6113 (temporary) Show 5693 1 6
RPC VI, 6121 (temporary) Show 5683 2 6
RPC VI, 6117 (temporary) Show 5690 4 6
RPC VI, 6125 (temporary) Show 5692 1 6
RPC VI, 6113 (temporary) Show 5693 3 6
RPC VI, 6112 (temporary) Show 5681 1 6
RPC VI, 6117 (temporary) Show 5690 7 6
RPC VI, 6117 (temporary) Show 5690 6 6
RPC VI, 6114 (temporary) Show 5697 2 6
RPC VI, 6126 (temporary) Show 5696 9 6
RPC VI, 6117 (temporary) Show 5690 19 6
RPC VI, 6117 (temporary) Show 5690 21 6
RPC VI, 6121 (temporary) Show 5683 4 6
RPC VI, 6126 (temporary) Show 5696 19 6
RPC VI, 6116 (temporary) Show 5687 5 6
RPC VI, 6117 (temporary) Show 5690 22 6
RPC VI, 6118 (temporary) Show 5695 2 6
RPC VI, 6121 (temporary) Show 5683 6 6