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postage
1966, May 26 independence a issue ovpted on stamps of British Guiana wmk. mult crown & script CA p. 14 (7 stamps)
1966, May 26 independence b issue ovpted on stamps of British Guiana wmk. St Edwards crown & CA (9 stamps)
1967, Dec 22 ovpted on stamps of British Guiana wmk. mult crown & script CA
| X | 1c | ovpt, numeral | — | — | ||
| X | 4c | ovpt, numeral | — | — |
1967, Dec 22 ovpted on stamp of British Guiana wmk. St Edwards crown & CA
| X | 24c | org & blk | ovpt, mining for Bauxite & Queen Elizabeth II | — | — |
1967, Dec 22 ovpted on stamp of British Guiana
| X | 36c | ovpt, Mount Roraima & Queen Elizabeth II | .20 |
1967, Dec 22 ovpted on stamp of British Guiana
| X | 48c | ovpt, Kaieteur Falls & Queen Elizabeth II |
1967, Dec 22 ovpted on stamp of British Guiana
| X | 72c | ovpt, arapaima & Queen Elizabeth II |
1967, Dec 22 ovpted on stamp of British Guiana
| X | $1 | blk & multi | ovpt, toucan & Queen Elizabeth II | — | — |
1967, Dec 22 ovpted on stamp of British Guiana
| X | 15067 on $2 | mag | dredging gold & Queen Elizabeth II | — | — |
1985, Jul 29 150th Anniversary of Abolition of Slavery issue unwmk
| - | 25c | brn & blk | .20 | .20 | ||
| - | 60c | .20 | .20 | |||
| - | 130c | |||||
| - | 150c |
1989, Nov 8 25th Anniversary of Women in Space issue (5 stamps)
| - | $6.40 | multi | Kathryn Sullivan | |||
| - | $12.80 | multi | Svetlana Savitskaya & Soyuz T-12 | |||
| - | $15.30 | multi | Judy Resnik and Christa McAuliffe | |||
| - | $100 | multi | Sally Ride | |||
| - | $190 | multi | Valentina Tereshkova | — | — |
1990, Jan 23 Harpy Eagle issue
| - | $2.25 | multi | Harpia harpyja | |||
| - | $5 | multi | Harpia harpyja | |||
| - | $8.90 | multi | Harpia harpyja | |||
| - | $30 | multi | Harpia harpyja |
1990, Mar 15 85th Anniversary of Rotary International issue
| - | $6.40 | multi | ||||
| - | $12.80 | multi | ||||
| - | $15.30 | multi | ||||
| - | $100 | multi |
1994, Aug 4 Bible Stories - Ruth issue (9 stamps)
| - | 1234 | — | — | |||
| - | $20 | multi | ||||
| - | $20 | multi | ||||
| - | $20 | multi | ||||
| - | $20 | multi | ||||
| - | $20 | multi | ||||
| - | $20 | multi | ||||
| - | $20 | multi | ||||
| - | $20 | multi |
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