Airmail - International Stamp Exhibition "EFIMEX '68" - Mexico City, Mexico 1968
Viser nå: Kongeriket Yemen - Postfrimerker - 1968 - Airmail - International Stamp Exhibition "EFIMEX '68" - Mexico City, Mexico - 1 frimerker.
1968
Airmail - International Stamp Exhibition "EFIMEX '68" - Mexico City, Mexico
25. December VM: Ingen Perforering: 13½