April 5th 1869 cover from Belfast to Barranquilla endorsed “Via St Nazaire” franked by 1/- green (plate 4) and precancelled 10 centavo Colombia tied by penstroke for carriage between the post of entry (Santa Martha or Savanilla) to Barranquilla, Ligne A datestamp at back. A postal history rarity and the first such combination that we have seen. BPA certificate.