Airmail Covers

Quality: ✉

1937, postcard from the Antwerp Aeronautical Exhibition, franked by Belgium N° 449, PA 3, and PA 6, cancelled Antwerp 25 March 1937 and Congo N° 135, 194, PA 7 and PA 9, cancelled Stanleyville 1-10-1937, griffe of the Antwerp exhibition, vf