1875
Brittiska Guyana
Visar nu: Brittiska Guyana - Officiella frimärken (1875 - 1877) - 8 frimärken.
1877
British Guyana Postage Stamps of 1876 Overpinted "OFFICIAL"
WM: Inga Perforering: 14, 14½
1877
British Guyana Postage Stamps of 1876 Overprinted "OFFICIAL"- Not Issued
WM: Inga Perforering: 14