Stamps of Belgium, 1961 provisional issue
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postage
1961 1961 provisional issue ovpted unwmk
| X | 15c on 30c | graygrn | numeral on lion rampant, p. 13.5x14 | — | — | |
| X | 15c on 50c | ultra | numeral on lion rampant (1968) | |||
| X | 20c on 30c | graygrn | numeral on lion rampant, p. 13.5x14 | — | — |
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