1920, “Woman and Boy Watching Plane” 10 c. with special fligt cachet from Barranquilla on commercial cover with Columbia 1919 3 c. brown with oval handstamp “CORREOS AEREOS MAR. 4. 1920 BARRANQUILLA” to Cartagena with arrival mark. The cover with vertical folds and some age stains, the stamps are very fine, rare
