Stamps Year 1973

Metlac Bridge in Cordoba, Veracruz
Hector Mario Camargo Pulido
Sun Stone
Hector Mario Camargo Pulido
Nicholas Copernicus
Hector Mario Camargo Pulido
Luis Enrique Erro
Hector Mario Camargo Pulido
Luis Enrique Erro
Hector Mario Camargo Pulido
Joaquín Gallo
Hector Mario Camargo Pulido
Francisco Diaz Covarrubias
Hector Mario Camargo Pulido
Fragment of a mural by Diego Rivera
Hector Mario Camargo Pulido
Deer Dance, State of Sonora
Hector Mario Camargo Pulido
"Exfilbra '72"
Hector Mario Camargo Pulido