Los-Nr. 1288

OCEAN POST OFFICES: "UNION OF S. AFRICA OCEAN P.O. 9/11 JUN. 12" on letter with mixed franking Transvaal/CGH to Spain and "UNITED KINGDOM & S. AFRICA SEA P.O. 9 / FE 9 14" on mixed franking Transvaal/Union on cover to British Guiana with arrival mark; the first cover somewhat reduced in size, the second one opened out for display