airplane over Casablanca
Marocco : sale letters franked with airplane over Casablanca stamp issued in 1922.
(Yvert et Tellier PA 1 à 11 et 32, 33)
A distinction is made between 3 types :
- type I : frame above Hélio-Vaugirard strong.
- type II : tight frame, link between Hélio and Vaugirard.
- type III : tight frame, no link between Hélio and Vaugirard.