Airmail - Inter-American Philatelic Exhibition, Buenos Aires, "EFIMAYO" and the 150th Anniversary of the Revolution 1960
Montre maintenant: Argentine - Timbres-Poste - 1960 - Airmail - Inter-American Philatelic Exhibition, Buenos Aires, "EFIMAYO" and the 150th Anniversary of the Revolution - 4 Timbres-poste.
1960
Airmail - Inter-American Philatelic Exhibition, Buenos Aires, "EFIMAYO" and the 150th Anniversary of the Revolution
20. août WM: 9 Gravure: Alvarez Boero Perforation: 13½
![[Airmail - Inter-American Philatelic Exhibition, Buenos Aires, "EFIMAYO" and the 150th Anniversary of the Revolution, type RR]](https://www.stampworld.com/media/catalogue/Argentina/Postage-stamps/RR-s.jpg)
![[Airmail - Inter-American Philatelic Exhibition, Buenos Aires, "EFIMAYO" and the 150th Anniversary of the Revolution, type RS]](https://www.stampworld.com/media/catalogue/Argentina/Postage-stamps/RS-s.jpg)
![[Airmail - Inter-American Philatelic Exhibition, Buenos Aires, "EFIMAYO" and the 150th Anniversary of the Revolution, type RT]](https://www.stampworld.com/media/catalogue/Argentina/Postage-stamps/RT-s.jpg)
![[Airmail - Inter-American Philatelic Exhibition, Buenos Aires, "EFIMAYO" and the 150th Anniversary of the Revolution, type RU]](https://www.stampworld.com/media/catalogue/Argentina/Postage-stamps/RU-s.jpg)