Mauritius 1980 Mail Ship 'London 1980' 25c with wmk sideways inverted unmounted mint (SG 592Ei)
Mauritius 1980 Mail Ship 'London 1980' 25c with wmk sideways inverted unmounted mint (SG 592Ei)
Mauritius 1980 Mail Ship 'London 1980' 25c with wmk sideways inverted unmounted mint (SG 592Ei)