EntityQ7219623· pop 13· linked from 135 articlescancellationSign in to savepostal marking to deface a stamp and prevent its re-useConnectionsMiamiEntityIrelandEntityKarnatakaEntityNassauEntitypenEntityWayback MachineEntitypostage stampEntitypatentEntityUnited Kingdom of Great Britain and IrelandEntityphilatelyEntitycorkEntityDouglas DC-3Entitypost officeEntitymarker penEntityPenny BlackEntityFerdinand II of the Two SiciliesEntityUnited States Postal ServiceEntityMaltese crossEntitypostmarkEntityfirst day of issueEntityCategoriesPhilatelic terminologyPostal markingsStamp collecting