Serbien
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2016
The 50th Anniversary of Belgrade Mathematical Grammar School & the 225th Anniversary of the Gymnasium of Karlovci
13. April Wz: Keine Design: Anamari Banjac& Jelena Ratkov Kvočka Zähnung: 13¼
![[The 50th Anniversary of Belgrade Mathematical Grammar School & the 225th Anniversary of the Gymnasium of Karlovci, Typ TM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Serbia/Postage-stamps/TM-s.jpg)
![[The 50th Anniversary of Belgrade Mathematical Grammar School & the 225th Anniversary of the Gymnasium of Karlovci, Typ TN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Serbia/Postage-stamps/TN-s.jpg)