Stamps of Papua New Guinea, 20 Nov 1974
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postage
1974, Nov 20 orchids (1974 Papua New Guinea) unwmk (no perf info)
| - | 7c | multi | Dendrobium bracteosum | |||
| - | 10c | multi | Dendrobium anosmum | |||
| - | 20c | multi | Dendrobium smillieae | |||
| - | 30c | multi | Dendrobium insigne |
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