Issue: Overprinted „AIR MAIL/1958“ (Yemen, Arab Republic, 1959)

Monday, April 20, 1959, Overprinted „AIR MAIL/1958“

Monday, April 20, 1959 Yemen, Arab Republic will issue: Stamp "Overprinted „AIR MAIL/1958“" face value 8, Stamp "Overprinted „AIR MAIL/1958“" face value 10, Stamp "Overprinted „AIR MAIL/1958“" face value 20, Stamp "Overprinted „AIR MAIL/1958“" face value 6,