Stamps of Penrhyn, harlequin duck (1985) design
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postage
1985, Apr 9 Audubon 200th issue unwmk (no perf info)
| - | 20c | harlequin duck | — | — | ||
| - | 95c | harlequin duck | — | — |
1990, Dec 5 Birdpex 90 issue ovpted on stamp of Penrhyn to delete catnums
| X | $1.50 on 20c | harlequin duck | — | — |
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