Nigeria 1978 Antiquities - imperf machine proof of 5k value (similar to issued stamp but inscription on 3 lines instead of 2) mounted on small piece of grey card believed to be as submitted for final approval
Nigeria 1978 Antiquities - imperf machine proof of 5k value (similar to issued stamp but inscription on 3 lines instead of 2) mounted on small piece of grey card believed to be as submitted for final approval