Airmail - The 35th Anniversary of Mexican Social Insurance Institute 1978
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1978
Airmail - The 35th Anniversary of Mexican Social Insurance Institute
19. Januar Wz: 12 Bogengröße: 25 Design: D. A. Siqueiros et D. Rivera Gravieren: TIEV Zähnung: 14¼ x 14
![[Airmail - The 35th Anniversary of Mexican Social Insurance Institute, Typ BCU]](https://www.stampworld.com/media/catalogue/Mexico/Postage-stamps/BCU-s.jpg)
![[Airmail - The 35th Anniversary of Mexican Social Insurance Institute, Typ BCV]](https://www.stampworld.com/media/catalogue/Mexico/Postage-stamps/BCV-s.jpg)
