Greece: Supplementary tax revenue stamps of 10 lepta (1913), overprinted Π.Τ. (Πρόσθετον Τέλος - Prostheton Telos) on 1901 definitive postage stamps of 1 and 2 lepta. Originally uploaded to Wikipedia by user Sv1xv and moved here. Description by Sv1xv.
Government of Greece
Scan of original