Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Colombia - 1923, SCADTA ''A-U'' (Argentina - Uruguay) overprints on air post issue of 1923, set of 12, including a single of 60c with 5mm overprint, all others with overprint of 7½mm high, occasional soiling and foxing mostly on reverse, full OG, approximately a half stamps are NH, others - LH, F/VF, C.v. $1,940 as hinged, Est. $800-$900, Scott #CLAU7, CLAU12/ 22, CFLAU2