Airmail - International Stamp Exhibition "IBRA '73" - Munich, Germany 1973
Now showing: Mongolia - Postage stamps - 1973 - Airmail - International Stamp Exhibition "IBRA '73" - Munich, Germany - 1 stamps.
1973
Airmail - International Stamp Exhibition "IBRA '73" - Munich, Germany
15. April WM: None Perforation: 12½
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