MAURITANIA (1963) Plane*. Airport*. Sepia printer's proof. Scott No C19, Yvert No PA23. Only 3-5 exist!
AVAILABLE AT $225
MAURITANIA (1977) Clement Ader and plane*. Imperforate proof mounted on Format International card. Scott No 368, Yvert No 373.
AVAILABLE AT $60
MAURITANIA (1977) Italo Balboa and seaplane*. Imperforate proof mounted on Format International card. Scott No 370, Yvert No 375.
AVAILABLE AT $60