Issuer | Date | Desc | State | ||
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Poland | 6/30/1976 | Olympics 1976, empty sheet (#8838) | incomplete |
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Poland | 6/30/1976 | Olympics 1976, empty sheet (#8839) | incomplete |
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Poland | 11/6/1976 | Zeran Automobile Factory 25th, sheet of 4 types | all added |