Auction Series 257-264 in Zurich Day 2

1921: Scatda 10 c. and 20 c. plus 10 c. National postage tied by SCADTA / BOGOTA datestamp in red with cancellation error '933' instead of (1)'923' used on commercial cover "H. Desté, Bogota" to Paris bearing boxed advertising cachet "PROFITEZ DU SERVICE POSTAL AERIEN DE COLOMBIE (Economise 10 jours!) on reverse. Further commercial envelope 'Roberto Beck & Cie, Bogota franked with Scadta 30 c. green and 60 c. vermilion plus National postage 12 c. tied by SCADTA / BOGOTA d.s. (19.IV.23) to New York with boxed advertising h.s. 'USE THE COLOMBIAN AIR MAIL!' on reverse as well as registered cover (flap missing) franked with Scadta 50 c. blue (perfs. slightly browned) plus 10 c. deep blue 'Recomendado' stamp 'Tequendama Falls' (Scott F24) tied by SCADTA / MEDELLIN d.s. (29.1.1923) to Mrs. Johanna Behr - Heyder in Koeln, Germany.
Catalogue 257: EUROPE & OVERSEAS