British South Africa Company: Mines Office – Markings (Gwelo)
Mines Office
Markings (Gwelo)
Black – Mines Department
Black – Mines Office
Purple – Mines Office
The Rhodesian Study Circle is a philatelic website for the areas of Rhodesia, Northern Rhodesia, Southern Rhodesia, British Central Africa and Nyasaland, Malawi, Zambia and Zimbabwe.