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GJ.848b, marginal block of 4, one with VARIETY: spot above the cockpit (pos.9), VF
GJ.1252, with ARGENTINA upwards
GJ.719, high value of the set
GJ.1002, franking a cover sent from Buenos Aires to Rosario on 22/DE/1951, first day of issue
GJ.863/66, cmpl. set without watermark (4 values), VF
GJ.1427 + 1429 + 1432 + 1434, the 4 values of the set on national unsurfaced paper, on cover with first day pmk
GJ.849, 2 PROOFS printed on thick paper of glazed front, in different colors (1958 Kneitschel, volume II, page 749), small defects
GJ.1295P, imperforate pair
GJ.845/849, 1940 airmail set printed in photogravure, VF!
GJ.1089, block of 4, one with variety: "O" of CORREOS and "A" of AÉREO joined
