VARIETY: DOUBLE PRINTING OF BRWON COLOUR – BLOCK GJ 1243, MINT
BLOCK 4p. + 2p. PRO-INFANCIA, CALENDER, BIRD.
VARIETY: GJ 1248A – CHALKY PAPER – BLACK COLOR DISPLACED TO RIGHT & BLACK DOT
COMMEMORATIVE MAIL 1963 – 75 YEARS OF ARGENTINIAN INDUSTRIAL UNION – VARIETY: GJ 1248A – CHALKY PAPER – BLACK COLOR DISPLACED TO RIGHT & BLACK DOT – WITH REGULAR STAMP IN SATIN PAPER – NEW, HINGED
