Cover franked with fine four margin 1881 5c blue 'UPU' issue 'Die I' (SG 95) tied by oval BOGOTA cancel in black with large ADMON GENERAL DE CORREOS BOGOTA cds in blue alongside and AGENCIA POSTAL NACIONAL BARRANQUILLA transit cds in purple dated OCT 7 1881 also on front. Addressed to GERMANY with arrival cds on reverse. Small repaired opening tear at top but otherwise a fine cover showing early use of this issue.