Description
airmail letter to Colombia; Hindenburg heads 2 x 10pfg + 25pfg cancelled cds Meerane 4 September 1937; m/s “mit Luftpost in Columbien”; red h/s “mit Luftpost zum D. Europa”; also Transit cds CORREO AEREO BARRANQUILLA; b/s Bogota 17 September 1937; originally underpaid with ms ¢1¢ and boxed ¢T’