Countermark

https://rpc.ashmus.ox.ac.uk/countermark/721 
GIC 595
IMP.VES (or - reversed S)
Imperator Vespasianus 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC I, 4520 Show 4520 34 1
RPC I, 4520 Show 4520 35 1
RPC I, 4520 Show 4520 36 1
RPC I, 4520 Show 4520 37 1
RPC I, 4520 Show 4520 38 1
RPC I, 4520 Show 4520 39 1
RPC I, 4520 Show 4520 40 1
RPC I, 4520 Show 4520 41 1
RPC I, 4520 Show 4520 50 1