Stamps of Republic of the Congo, 6 Jun 1981
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postage
1981, Jun 6 World Telecommunications Day 1981 issue unwmk (no perf info)
| - | 120fr | multi |
1981, Jun 6 Campaign against Transmissible Diseases issue
| - | 40fr | multi | .20 | |||
| - | 65fr | multi |
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