British Post Offices. Rio de Janeiro. 1851 (Feb 10). Cover from Rio de Janeiro to Lisbon, 'Paquete a vapor "Teviot"' on the inaugural voyage of the RMSP service, at quadruple rate with ms "4/-", superb "PAID/AT/RIO DE JANIERO" crowned circle and double-arc ds on back, high "1980" Portuguese postage in blue and 'Ley de 20-4 50' oval for additional postage, closed tear on front, to our knowledge the earliest known usage of this crowned circle. (Image)

Rio de Janeiro. 1872 (April 23). Envelope endorsed "p Boyne" to Harburg, Germany, franked by 4d vermilion pl 12, and 2s blue pl 1, tied by "C83" barred oval, the 2s additionally tied by "RIO DE JANEIRO/PAID" red cds, London transit alongside and German indistinct cds on back, some slight toning, scarce; cert. R.P.S.L. (2000). (Image)