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Lot# 3392 - Auction 257-264

  • Lot# : 3392 Costa Rica

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    1934 (April14): Airmail Issue - the four Large Format sunken Master Die Proofs for the two designs (228 x 152 mm.) by the American Banknote Co., with the Centavo Die Proofs (2) showing Ryan 'Brougham' over La Sabana Airport engraved in blue-green and in deep blue, the issued colours of the 5 c. and 20 c. values, without Duty Plates at base and with file number '75221' at top; the Colon Die Proofs (2) engraved in blue-green and in carmine, without Duty Plates at base and with file number '72552' at top. A superb and unique group.
    Starting bid : 600 CHF
    Hammer price : 950 CHF