| Issuer | Date | Desc | State | ||
| - | no image | Tuvalu | 1/30/2011 | Whales 2011, sheet of 6 types | |
| - | no image | Tuvalu | 1/30/2011 | empty sheet (#26866) | incomplete |
| - | no image | Tuvalu | 2/12/2011 | empty sheet (#26867) | incomplete |
| - | no image | Tuvalu | 2/12/2011 | empty sheet (#26868) | incomplete |
| - | no image | Tuvalu | 2/15/2011 | empty sheet (#26869) | incomplete |
| - | no image | Tuvalu | 2/15/2011 | empty sheet (#26870) | incomplete |
| - | no image | Tuvalu | 2/28/2011 | empty sheet (#26871) | incomplete |
| - | no image | Tuvalu | 2/28/2011 | empty sheet (#26872) | incomplete |
| - | no image | Tuvalu | 3/15/2011 | empty sheet (#26873) | incomplete |
| - | no image | Tuvalu | 3/15/2011 | empty sheet (#26874) | incomplete |
| - | no image | Tuvalu | 4/15/2011 | empty sheet (#26875) | incomplete |
| - | no image | Tuvalu | 4/15/2011 | empty sheet (#26876) | incomplete |
| - | no image | Tuvalu | 4/29/2011 | empty sheet (#26877) | incomplete |
| - | no image | Tuvalu | 4/29/2011 | empty sheet (#26878) | incomplete |
| - | no image | Tuvalu | 4/29/2011 | empty sheet (#26879) | incomplete |
| - | no image | Tuvalu | 6/6/2011 | empty sheet (#26880) | incomplete |
| - | no image | Tuvalu | 6/6/2011 | empty sheet (#26881) | incomplete |
| - | no image | Tuvalu | 6/15/2011 | empty sheet (#26882) | incomplete |
| - | no image | Tuvalu | 6/15/2011 | empty sheet (#26883) | incomplete |
| - | no image | Tuvalu | 6/27/2011 | empty sheet (#26884) | incomplete |
| - | no image | Tuvalu | 6/27/2011 | empty sheet (#26885) | incomplete |
| - | no image | Tuvalu | 6/27/2011 | empty sheet (#26886) | incomplete |
| - | no image | Tuvalu | 6/27/2011 | empty sheet (#26887) | incomplete |
| - | no image | Tuvalu | 6/30/2011 | empty sheet (#26888) | incomplete |
| - | no image | Tuvalu | 6/30/2011 | empty sheet (#26889) | incomplete |
| - | no image | Tuvalu | 7/4/2011 | empty sheet (#26890) | incomplete |
| - | no image | Tuvalu | 7/4/2011 | empty sheet (#26891) | incomplete |
| - | no image | Tuvalu | 7/4/2011 | empty sheet (#26892) | incomplete |
| - | no image | Tuvalu | 7/5/2011 | empty sheet (#26893) | incomplete |
| - | no image | Tuvalu | 7/5/2011 | empty sheet (#26894) | incomplete |
| - | no image | Tuvalu | 7/28/2011 | empty sheet (#26895) | incomplete |
| - | no image | Tuvalu | 7/28/2011 | empty sheet (#26896) | incomplete |
| - | no image | Tuvalu | 8/1/2011 | empty sheet (#26897) | incomplete |
| - | no image | Tuvalu | 8/1/2011 | empty sheet (#26898) | incomplete |
| - | no image | Tuvalu | 8/31/2011 | empty sheet (#26899) | incomplete |
| - | no image | Tuvalu | 8/31/2011 | empty sheet (#26900) | incomplete |
| - | no image | Tuvalu | 8/31/2011 | empty sheet (#26901) | incomplete |
| - | no image | Tuvalu | 9/21/2011 | empty sheet (#26902) | incomplete |