Stamps of Bulgaria, 26 Sep 1988
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postage
1988, Sep 26 bears (1988) unwmk p. 12.5 (6 stamps)
| - | 5st | multi | Ursus arctos | |||
| - | 8st | multi | Ursus maritimus | |||
| - | 13st | multi | Melursus ursinus | |||
| - | 20st | multi | Helarctos malayanus | |||
| - | 32st | multi | Selenarctos thibetanus | |||
| - | 42st | multi | Tremarctos ornatus |
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