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postage
1966, May 26 independence a issue ovpted on stamp of British Guiana wmk. mult crown & script CA p. 14
| X | 3c | redbrn & ol | ovpt, Victoria regia lilies & Queen Elizabeth II | — | — |
1966, May 26 independence b issue ovpted on stamp of British Guiana wmk. St Edwards crown & CA
| X | 3c | brn & ol | ovpt, Victoria regia lilies & Queen Elizabeth II | .20 |
1967, Oct 3 ovpted on stamp of British Guiana (no wmk info) (no perf info)
| X | 3c | on 3c (8) | .20 |
1967, Dec 22 ovpted on stamp of British Guiana wmk. St Edwards crown & CA
| X | 3c | on 3c-wmk=St Edwards crown & CA (2) | — | — |
1968, Mar 4 1968a unwmk issue - wildlife (1968 Guyana) unwmk
| X | 3c | multi | Lukunani | .20 | .20 |
1969, Mar 25 1968b wmk issue - wildlife (1968 Guyana) wmk. lotus bud mult
| X | 3c | multi | Cichla ocellaris | — | — |
1971 flowers (1971 Guyana)
| X | 3c | ltbl & multi | Heliconia collinsiana | .20 | .20 |
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