Airmail - Previous Issue Overprinted "Servicio Postal Aereo 6-18-19" 1919
Now showing: Colombia - Postage stamps - 1919 - Airmail - Previous Issue Overprinted "Servicio Postal Aereo 6-18-19" - 1 stamps.
Now showing: Colombia - Postage stamps - 1919 - Airmail - Previous Issue Overprinted "Servicio Postal Aereo 6-18-19" - 1 stamps.