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postage
1979, Sep 15 100th Anniversary of the Death of Rowland Hill issue unwmk
| - | 20db | multi | p. Printed (1980) | — | — | |
| - | 25db | multi | The 35th Anniversary of ICAD, p. 15 | — | — | |
| - | 25db | multi | BRASILIA, p. 14 | — | — |
1 to 3 of 3
| - | 20db | multi | p. Printed (1980) | — | — | |
| - | 25db | multi | The 35th Anniversary of ICAD, p. 15 | — | — | |
| - | 25db | multi | BRASILIA, p. 14 | — | — |