Stamps of Republic of the Congo, 6th of any month of any year
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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 |
1986, Mar 6 National Tree Day 1986 issue
| - | 60fr | multi | ||||
| - | 200fr | multi |
1988, Apr 6 African Anti-Apartheid Writers
| - | 60fr | multi | .20 | |||
| - | 75fr | multi |
1991, Jun 6 100th Anniversary of Trans-Siberian Railway issue
| - | 120fr | multi | ||||
| - | 240fr | multi |
2003, Jul 6 flowers (2003 Republic of the Congo)
| - | 120fr | multi | — | — | ||
| - | 270fr | multi | — | — | ||
| - | 400fr | multi | — | — | ||
| - | 600fr | multi | mallow | — | — |
airmail
1980, Aug 6 Traditional Dancing Costumes issue
| - | 250fr | multi | ||||
| - | 300fr | multi | ||||
| - | 350fr | multi |
1 to 16 of 16