Aden - Qu'aiti 1968 Efimex (Columbus landing inverted centre) imperforate miniature sheet unmounted mint, Mi BL 26B
Aden - Qu'aiti 1968 Efimex (Columbus landing inverted centre) imperforate miniature sheet unmounted mint, Mi BL 26B
Aden - Qu'aiti 1968 Efimex (Columbus landing inverted centre) imperforate miniature sheet unmounted mint, Mi BL 26B