Airmail - International Stamp Exhibition "EFIMEX '69" - Mexico City, Mexico 1969
1970-1972Muri Bhalissa: Ras al Khaima - Bolol tal-posta - 1969 - Airmail - International Stamp Exhibition "EFIMEX '69" - Mexico City, Mexico - 2 bolol.
Muri Bhalissa: Ras al Khaima - Bolol tal-posta - 1969 - Airmail - International Stamp Exhibition "EFIMEX '69" - Mexico City, Mexico - 2 bolol.