Spain. Alfonso XIII Air Mail

Automatically generated translation

292, 293, 295. 1920. 5 cts green, 10 cts pink and 50 cts teal. Air Mail from MADRID to ROTTERDAM (HOLLAND). 1st Flight of the MADRID-PARIS line, on the front KNLM mark, in purple and on the back transit through Biarritz (which is where the flight arrived) and arrival. MAGNIFICENT.