Portugal blocks of 4 MNH stamps 1950-1959

Portugal blocks of 4 MNH old stamps 1950-1959 - quadras de selos Portugal 1950-1959.
We offer MNH - mint never hinged blocks of 4 stamps from Portugal from years 1950 to 1959. We have over 500 different blocks of 4 stamps, some of them very valuable and rare stamps