The 30th Air Defence Day 1969
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1969
The 30th Air Defence Day
21. november WM: 3 Design: Pao Liang - yu & Yen Ki - Shih. Gravyr: Central Engraving and Printing Plant, Taipei. Perforering: 12
![[The 30th Air Defence Day, Typ OC]](https://www.stampworld.com/media/catalogue/Taiwan/Postage-stamps/OC-s.jpg)
