ADEN - Qu'aiti 1949 (10 Oct). 75th Aniversary of U.P.U. SG16/19


1r. on 1s. Blue - SG19

8a. on 50. Orange - SG18

3a. on 30¢. Carmine-red - SG17

2 1/2a. Ultramarine - SG16