| Issuer | Date | Desc | State | ||
| - | no image | Sierra Leone | 6/29/2018 | 290th Anniversary of the Birth of James Cook, 1728-1779, sheet of 4 types | |
| - | no image | Sierra Leone | 6/29/2018 | 290th Anniversary of the Birth of James Cook, 1728-1779, sheet of 1 type | |
| - | no image | Sierra Leone | 6/29/2018 | Mushrooms 2018 b, sheet of 4 types | |
| - | no image | Sierra Leone | 6/29/2018 | Mushrooms 2018 b, sheet of 2, 1 type | |
| - | no image | Sierra Leone | 6/29/2018 | 75th Anniversary of Publication of Little Prince, sheet of 4 types | |
| - | no image | Sierra Leone | 6/29/2018 | 75th Anniversary of Publication of Little Prince, sheet of 1 type | |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72459) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72460) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72461) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72462) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72463) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72464) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72465) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72466) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72467) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72468) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72469) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72470) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72477) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72478) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72479) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72480) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72481) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72482) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72483) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72484) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72485) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72486) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72487) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72488) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72489) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72490) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72491) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72492) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72493) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72494) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72495) | incomplete |
| - | no image | Sierra Leone | 6/29/2018 | empty sheet (#72496) | incomplete |
| - | no image | Sierra Leone | 7/4/2018 | empty sheet (#72471) | incomplete |
| - | no image | Sierra Leone | 7/4/2018 | empty sheet (#72472) | incomplete |
| - | no image | Sierra Leone | 7/4/2018 | empty sheet (#72473) | incomplete |
| - | no image | Sierra Leone | 7/4/2018 | empty sheet (#72474) | incomplete |
| - | no image | Sierra Leone | 7/4/2018 | empty sheet (#72475) | incomplete |
| - | no image | Sierra Leone | 7/4/2018 | empty sheet (#72476) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72497) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72498) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72499) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72500) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72501) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72502) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72503) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72504) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72505) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72506) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72507) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72508) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72509) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72510) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72511) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72512) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72513) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72514) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72515) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72516) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72517) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72518) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72519) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72520) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72521) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72522) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72523) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72524) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72525) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72526) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72527) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72528) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72529) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72530) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72531) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72532) | incomplete |
| - | no image | Sierra Leone | 7/27/2018 | empty sheet (#72533) | incomplete |