1862, Liberty 1 peso rose, a fine used example with large even margins all round, tied to 1863 cover to France by oval lozenge of dots in black with circular ‘Buenos Aires / Correos' (Feb 27) in black above. Carried on RMSP ‘Mersey' to Rio de Janeiro, where trans-shipped to the RMSP ‘Parana' to Southampton. Struck in London with ‘GB / 1F 60c.' Anglo-French accountancy marking in black with London transit (April 6) and arrivals on reverse, where charged ‘8' dêcimes due. A scarce and most attractive overseas usage of the issue. Signed Cividini. Certificate E. Diena (1987).  (Image)

1858, Barquitos 3 pesos green, wonderful fresh colour and large margins with full framelines on all sides and parts of 2 neighbouring stamps, tied by crisp 'ponchito' cancel to lettersheet with adjacent  "CORREOS DE BUENOS AIRES 3 AGO 58" to Tucuman. A beautiful and fresh entire with one of the best cut examples of this rare stamp, for which a small removed stain at lower right is of absolutely minor importance. Signed van Dieten and Calves, certificate Philatelic Foundation (2019) (Scott 3) Provenance: Alfred Caspary (1958) (Image)