| Issuer: Argentina
Issue: 2nd Rio Plata Philatelists Day Date: 4/20/1966 (1966 sheets) INCOMPLETE Block 1 (3, 3 x 1) @0.1050,0.3882 1, 1: 4p 1, 2: 5p ltbl&yelgrn 1, 3: 8p |
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