Countermark

https://rpc.ashmus.ox.ac.uk/countermark/793 
GIC 666
Α
rectangular 
2 x 3 mm 
A might be for Alexander? 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC VI, 8946 (temporary) Show 8677 1 6
RPC VI, 8929 (temporary) Show 8660 1 6
RPC VI, 8959 (temporary) Show 8690 2 6
RPC VI, 8934 (temporary) Show 8665 3 6
RPC VI, 8928 (temporary) Show 8659 3 6
RPC VI, 8941 (temporary) Show 8672 7 6
RPC VI, 8915 (temporary) Show 8646 12 6
RPC VI, 8940 (temporary) Show 8671 6 6
RPC VI, 8924 (temporary) Show 8655 1 6
RPC VI, 8941 (temporary) Show 8672 13 6
RPC VI, 8927 (temporary) Show 8657 1 6
RPC VI, 8958 (temporary) Show 8689 2 6
RPC VI, 8915 (temporary) Show 8646 7 6
RPC VI, 8909 (temporary) Show 8640 2 6
RPC VI, 8935 (temporary) Show 8666 7 6
RPC VI, 8930 (temporary) Show 8661 1 6
RPC VI, 8936 (temporary) Show 8667 2 6
RPC VI, 8939 (temporary) Show 8670 4 6
RPC VI, 8915 (temporary) Show 8646 3 6
RPC VI, 8941 (temporary) Show 8672 3 6
RPC VI, 8948 (temporary) Show 8679 2 6
RPC VI, 8933 (temporary) Show 8664 1 6
RPC VI, 8916 (temporary) Show 8647 8 6
RPC VI, 8941 (temporary) Show 8672 2 6
RPC VI, 8939 (temporary) Show 8670 7 6
RPC VI, 8938 (temporary) Show 8669 1 6
RPC VI, 8940 (temporary) Show 8671 2 6
RPC VI, 8939 (temporary) Show 8670 2 6
RPC VI, 8909 (temporary) Show 8640 1 6
RPC VI, 8964 (temporary) Show 8695 3 6
RPC VI, 8933 (temporary) Show 8664 2 6
RPC VI, 8950 (temporary) Show 8681 5 6
RPC VI, 8915 (temporary) Show 8646 5 6
RPC VI, 8916 (temporary) Show 8647 4 6
RPC VI, 8946 (temporary) Show 8677 6 6
RPC VI, 8916 (temporary) Show 8647 6 6
RPC VI, 8976 (temporary) Show 8707 5 6
RPC VI, 8941 (temporary) Show 8672 14 6
RPC VI, 8916 (temporary) Show 8647 5 6
RPC VI, 8943 (temporary) Show 8674 3 6