1949 Miguel de Servantes Anniversary Airmail Set of 7 Different Large Die Proofs, two are printed on India paper sunk-in on craft paper in various sizes, with an undenominated progressive, or master die proof of the Don Quixote design, plus another of the second design denominated at 1.30s/. Both of these are signed by the artist. Also 5 different printed on sunk-in craft paper with both designs (two of one three of the other) in various colours, with 1.30s/, 3s/, 5s/ (two different colours) and 10s/. All have "Oriol" expert handstamps on back, are very fine and rare. (Image)

Estimate $ 350