Please see the photos for a better evaluation.
Yvert 15, the 4 stamps are signed by Roumet, with a certificate.
The 8 mint** stamps have no hinge marks.
Catalogue value: €15,500 (Yvert 2016)
- Geographic Origin
- Short Description
- Aeroplane flying over Paris, 50 francs ultramarine, normal and inverted burelage, 2 blocks of 4,
- Year of oldest stamps
- Name official catalogue
- Catalogue Number
- Poste aérienne 15 et 15b
- MNH (Mint never hinged)
- Has certificate or expert signature