Sheets of United Nations, 2011
| Issuer | Date | Desc | State | ||
| - |  |
United Nations | 3/3/2011 | sheet of 8 types | |
| - | no image | United Nations | 4/12/2011 | 50th Anniversary of Manned Space Flight, sheet of 16 types | |
| - | no image | United Nations | 4/12/2011 | empty sheet (#32626) | incomplete |