1922 La Boule Aviation Meeting semi- official airmail perforated colour trial proofs without value from the defaced printing plate in different colours or on various tinted papers, in 40 corner blocks of 4, including one block with grossly shifted perfs (160)
Lot 744
Estimate: $160
1969 Red Cross Fund ‘’Epreuve de luxe’ large proof sheetlets of, set of 6. Ceres cat FFr1100 (6)