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![unused 2c. carmine [5/11] vertical pair, top stamp showing space between "o" and "n" of "Hong" of the sixth printing, light gum ageing, with original gum. R.P.S. Certificate (1997). Photo](https://www.christies.com/img/LotImages/2000/SPH/2000_SPH_01263_1285_000(020251).jpg?mode=max)
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unused 2c. carmine [5/11] vertical pair, top stamp showing space between "o" and "n" of "Hong" of the sixth printing, light gum ageing, with original gum. R.P.S. Certificate (1997). Photo
