Liberation of Southern Africa Conference - Issue of 1975 Overprinted "1981 CONFERENCE $1.05" and Surcharged 1981
กำลังแสดง กายอานา - แสตมป์ไปรษณียากร - 1981 - Liberation of Southern Africa Conference - Issue of 1975 Overprinted "1981 CONFERENCE $1.05" and Surcharged - 1 แสตมป์.
![[Liberation of Southern Africa Conference - Issue of 1975 Overprinted "1981 CONFERENCE $1.05" and Surcharged, ประเภท KH]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/KH-s.jpg)
