Issue: Esposizione mondiale EXPO '70, Osaka (Yemen, Kingdom, 1970)

Sunday, May 10, 1970, Esposizione mondiale EXPO '70, Osaka

Sunday, May 10, 1970 Yemen, Kingdom will issue: Stamp "Dipinti - EXPO '70, Osaka" face value 6, Stamp "Dipinti - EXPO '70, Osaka" face value 6, Stamp "Dipinti - EXPO '70, Osaka" face value 6, Stamp "Dipinti - EXPO '70, Osaka" face value 6, Stamp "Dipinti - EXPO '70, Osaka" face value 6, Stamp "Dipinti - EXPO '70, Osaka" face value 6,