Lot 61631 – 1921 (Nov) Barranquilla-Bogota Scheduled Flight, the largest franking recorded of the 50c

1921 (Nov) Barranquilla-Bogota Scheduled Flight. « Forero » large cover (slightly reduced at left) to Bogota bearing 50c pale green two singles and vertical strip of three on reverse, cancelled by violet « SOCIEDAD COLOMBO-ALEMANA/DE/TRANSPORTES AEREOS/(COMPANIA ANONIMA) » four-line hs, with National 3c pair and 20c on obverse, tied by Bogota ds upon arrival tying National stamps, few toned perforations, of little significance for the largest franking recorded of the 50c; ex Goeggel.