Countermark

https://rpc.ashmus.ox.ac.uk/countermark/807 
GIC 686
Τ (shaped punch)
shaped 
5 x 3 mm 
cmk can be on the obverse or reverse 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC IV, 4976 (temporary) Show 1286 8 4.3
RPC IV, 4976 (temporary) Show 1286 11 4.3
RPC IV, 6183 (temporary) Show 1287 9 4.3
RPC IV, 4976 (temporary) Show 1286 3 4.3
RPC IV, 4976 (temporary) Show 1286 13 4.3
RPC IV, 4976 (temporary) Show 1286 5 4.3
RPC IV, 4976 (temporary) Show 1286 7 4.3
RPC IV, 4976 (temporary) Show 1286 6 4.3
RPC IV, 4976 (temporary) Show 1286 1 4.3
RPC IV, 4976 (temporary) Show 1286 2 4.3
RPC IV, 6183 (temporary) Show 1287 5 4.3
RPC IV, 6183 (temporary) Show 1287 7 4.3
RPC IV, 6183 (temporary) Show 1287 8 4.3
RPC IV, 4976 (temporary) Show 1286 12 4.3