Cover franked with 1924 strip of three 3c blue & 1c scarlet tied by BARRANQUILLA SCADTA cds's and 1923 30c dull blue SCADTA issue tied by BOGOTA SCADTA cds (SG 403/404 & 41) with green airmail label alongside. Addressed to MANCHESTER, UK with fine strike of boxed 'Use the Colombian Airmail ! It saves you 10 Days ! Information and Stamps Langstaff, Ehrenberg & Pollak Liverpool' British consular agents cachet in black on reverse.