Spain. Alfonso XIII Air Mail
Automatically generated translation
317, 319. 1925. 25 cts carmine and 40 cts blue. Postal Card of the TransPolar flight-expedition from MADRID to CHRISTIANIA (NORWAY), forwarded from the destination to the origin with Norwegian stamps (on the back). In 1925 Roal Admunsen and Lincoln Ellsworth flew in two flying boats and reached the highest latitude to date at the North Pole. MAGNIFICENT AND VERY RARE, ESPECIALLY FRANKED WITH SPANISH STAMPS, MOST ARE FRANKED WITH AMERICAN OR NORWEGIAN STAMPS.