Cover franked with 1923 5c claret and 1929 30c grey blue SCADTA issue (SG 396 & 60) tied by BOGOTA SCADTA cds dated 15 VI 1931 with large blue & white SCADTA airmail label alongside. Flown on the BARRANQUILLA - NEW YORK first flight with BARRANQUILLA despatch cds dated 16 VI 1931 on reverse and illustrated first flight cachet in black on front. (Muller #72)