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 8907 1 6
RPC VI, 8929 (temporary) Show 8890 1 6
RPC VI, 8959 (temporary) Show 8919 3 6
RPC VI, 8934 (temporary) Show 8895 3 6
RPC VI, 8928 (temporary) Show 8889 3 6
RPC VI, 8941 (temporary) Show 8902 6 6
RPC VI, 8915 (temporary) Show 8876 12 6
RPC VI, 8940 (temporary) Show 8901 7 6
RPC VI, 8924 (temporary) Show 8885 1 6
RPC VI, 8941 (temporary) Show 8902 13 6
RPC VI, 8927 (temporary) Show 8887 1 6
RPC VI, 8958 (temporary) Show 8918 2 6
RPC VI, 8915 (temporary) Show 8876 7 6
RPC VI, 8909 (temporary) Show 8870 2 6
RPC VI, 8935 (temporary) Show 8896 8 6
RPC VI, 8930 (temporary) Show 8891 1 6
RPC VI, 8936 (temporary) Show 8897 2 6
RPC VI, 8939 (temporary) Show 8900 5 6
RPC VI, 8915 (temporary) Show 8876 3 6
RPC VI, 8941 (temporary) Show 8902 2 6
RPC VI, 8948 (temporary) Show 8910 2 6
RPC VI, 8933 (temporary) Show 8894 1 6
RPC VI, 8916 (temporary) Show 8877 8 6
RPC VI, 8941 (temporary) Show 8902 1 6
RPC VI, 8939 (temporary) Show 8900 8 6
RPC VI, 8938 (temporary) Show 8899 1 6
RPC VI, 8940 (temporary) Show 8901 2 6
RPC VI, 8939 (temporary) Show 8900 2 6
RPC VI, 8909 (temporary) Show 8870 1 6
RPC VI, 8964 (temporary) Show 8924 3 6
RPC VI, 8933 (temporary) Show 8894 2 6
RPC VI, 8950 (temporary) Show 8911 5 6
RPC VI, 8915 (temporary) Show 8876 5 6
RPC VI, 8916 (temporary) Show 8877 4 6
RPC VI, 8946 (temporary) Show 8907 7 6
RPC VI, 8916 (temporary) Show 8877 6 6
RPC VI, 8976 (temporary) Show 8936 5 6
RPC VI, 8941 (temporary) Show 8902 15 6
RPC VI, 8916 (temporary) Show 8877 5 6
RPC VI, 8943 (temporary) Show 8904 3 6
RPC VI, 8939 (temporary) Show 8900 4 6
RPC VI, 8940 (temporary) Show 8901 3 6