Countermark

https://rpc.ashmus.ox.ac.uk/countermark/393 
GIC 271
Zeus, seated l., holding patera and sceptre
oval 
7 x 5 mm 
On obverse. GIC has figure as Zeus(?) seated or standing, as the example were indistinct. The example on https://rpc.ashmus.ox.ac.uk/coin/199045 is seated as are certain others 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC IV, 1256 (temporary) Show 3150 9 4.2
RPC VI, 4412 (temporary) Show 4737 2 6
RPC VI, 4412 (temporary) Show 4737 1 6
RPC VI, 4418 (temporary) Show 4733 2 6
RPC VI, 4418 (temporary) Show 4733 1 6
RPC VI, 4417 (temporary) Show 4731 2 6
RPC VI, 4418 (temporary) Show 4733 4 6
RPC VI, 4416 (temporary) Show 4730 1 6
RPC V.2, — (number not assigned), type ID 65142 Show 4063 2 5.2
RPC V.2, — (number not assigned), type ID 65144 Show 4058 2 5.2
RPC V.2, — (number not assigned), type ID 65145 Show 4057 1 5.2
RPC V.2, — (number not assigned), type ID 65211 Show 4060 1 5.2
RPC V.2, — (number not assigned), type ID 65215 Show 4071 1 5.2
RPC V.2, — (number not assigned), type ID 65216 Show 4070 1 5.2
RPC V.2, — (number not assigned), type ID 65217 Show 4069 1 5.2
RPC V.2, — (number not assigned), type ID 65216 Show 4070 3 5.2
RPC V.2, — (number not assigned), type ID 65216 Show 4070 2 5.2
RPC V.2, — (number not assigned), type ID 65224 Show 4065 2 5.2
RPC V.2, — (number not assigned), type ID 65147 Show 4055 2 5.2
RPC V.2, — (number not assigned), type ID 65141 Show 4054 4 5.2
RPC V.2, — (number not assigned), type ID 65182 Show 4067 4 5.2
RPC VI, 30475 (temporary) Show 4732 1 6
RPC V.2, — (number not assigned), type ID 59231 Show 4056 1 5.2
RPC V.2, — (number not assigned), type ID 65212 Show 4059 2 5.2
RPC VI, 4417 (temporary) Show 4731 1 6
RPC V.2, — (number not assigned), type ID 65217 Show 4069 2 5.2