International Stamp Exhibition "EXPO '70" - Osaka, Japan 1970
Muri Bhalissa: Ċad - Bolol tal-posta - 1970 - International Stamp Exhibition "EXPO '70" - Osaka, Japan - 3 bolol.
Muri Bhalissa: Ċad - Bolol tal-posta - 1970 - International Stamp Exhibition "EXPO '70" - Osaka, Japan - 3 bolol.