International philatelic exhibition HAFNIA'87 - Hydroplanes
50 ₫ 1987
В'єтнам
Stamp from souvenir sheet.
An issue date of 1987-10-12 is known from Vietnamese first day covers.
An issue date of 1987-10-12 is known from Vietnamese first day covers.
| Країна: | В'єтнам |
| Тип: | Поштові марки |
| Серія: | International Philatelic Exhibition HAFNIA'87 - Hydroplanes |
| Номінал: | 50 ₫ |
| Рік: | 1987 |
| Перфорація: | 12½ |
International Philatelic Exhibition HAFNIA'87 - Hydroplanes
