Signed, with the Calves certificate for the pair.
Very light hinge traces, the gum is slightly over spread, the centring is very good (added value of 40%).
The original certificate will be furnished.
Catalogue value (Yvert 2020): €17,500.
Geographic Origin France
From (Year of oldest stamps) 1928
Catalogue name + catalogue number(s) of the stamp(s) Yvert Poste aérienne 4
Condition MH (Mint hinged)
Type of lot Single
Has certificate or expert signature Yes
Additional information about your lot Pasteur, 10 francs on 1 franc 50 blue.