Stamps Year 1978

11th World Festival of Youth and Students
Ileana Ontiveros
10th World Festival of Youth and Students
Ileana Ontiveros
IX World Festival of Youth and Students
Ileana Ontiveros
VIII World Festival of Youth and Students
Ileana Ontiveros
VII World Festival of Youth and Students
Ileana Ontiveros
VI World Festival of Youth and Students
Ileana Ontiveros
V World Festival of Youth and Students
Ileana Ontiveros
IV World Festival of Youth and Students
Ileana Ontiveros
III World Festival of Youth and Students
Ileana Ontiveros
II World Festival of Youth and Students
Ileana Ontiveros