Ditunjukkan sekarang: Angola - Setem-setem bayaran pos (1870 - 2019) - 1 Setem-setem.
1973
The 100th Anniversary of W.M.O.
15. December WM: Tiada Saiz Helaian: 100 Ukiran: Litografia Maia Perforasi: 13
![[The 100th Anniversary of W.M.O., jenis LB]](https://www.stampworld.com/media/catalogue/Angola/Postage-stamps/LB-s.jpg)
