Stamps, issuer=Guyana-1c on-desc-id
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Guyana
postage1981, Jun 8 Essequibo is Ours issue ovpted (no wmk info) (no perf info)
| - | 20c | on 1c (7) |
1981, Jun 8 Essequibo is Ours b issue ovpted
| - | 20c | on 1c (7) | .20 | .20 |
1983, Jun 1 1983 surcharges g issue ovpted
| - | 120c | on 1c (9) |
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