Philately. Compania Colombiana de Navegacion Aerea, Yvert 14, Mi.10 II, str-of-4 airmail stamps 10c green; upper 2 stamps are so-called. semitypes; very fine, issued without gum, c.v.. Yvert only as single stamps 920EUR (Image 1) (Image 2)

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Philately. Compania Colombiana de Navegacion Aerea; Yvert 14, Mi.10 I + II, pair of airmail stamps 10c green; both types; very fine, issued without gum, c.v.. Yvert only as single stamps 460EUR (Image 1) (Image 2)

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Philately. Compania Colombiana de Navegacion Aerea, Yvert 15+ 16, Mi.15+16 II, strip-of-4 of airmail stamps 10c dark carmine; as 2 combined pairs both values with gutters (!); very fine, issued without gum, c.v.. Yvert 1.140EUR (Image 1) (Image 2)

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Philately. SCADTA / Mi.16, Junkers W 33 company Scadta, 60C SERVICIO POSTAL AEREO DE COLOMBIA, complete sheet - block-of-25 in VF condiition (usual gum skips), cat. only as single stamps 5.000EUR (Image 1) (Image 2)

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Philately. SCADTA / Mi.43,44; Junkers W 33 company Scadta, 40c and 80c (complete set) SERVICIO DE TRANSPORTES AEREOS EN COLOMBIA, complete sheets - blocks-of-25 in VF quality (only horiz. folded in perforation); cat. only as single stamps 2.650EUR (Image 1) (Image 2)

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Philately. Reg letter to Vienna with Mi.242, 299 and 4x 296, CDS MEDELLIN 20.SEP.26, on the reverse side letter-card International philatelic exhibition in New York and transit pmk BARRANQUILLA and NEW YORK; good condition (Image 1) (Image 2)

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