Sheets of Bulgaria, 2004
| Issuer | Date | Desc | State | ||
| - |  |
Bulgaria | 1/23/2004 | empty sheet (#6322) | incomplete |
| - |  |
Bulgaria | 4/15/2004 | empty sheet (#6323) | incomplete |
| - |  |
Bulgaria | 4/16/2004 | empty sheet (#6324) | incomplete |
| - |  |
Bulgaria | 5/12/2004 | empty sheet (#6325) | incomplete |
| - |  |
Bulgaria | 5/28/2004 | empty sheet (#6318) | incomplete |
| - |  |
Bulgaria | 5/29/2004 | empty sheet (#6319) | incomplete |
| - |  |
Bulgaria | 6/2/2004 | empty sheet (#6320) | incomplete |
| - |  |
Bulgaria | 6/11/2004 | empty sheet (#6326) | incomplete |
| - |  |
Bulgaria | 7/16/2004 | empty sheet (#6327) | incomplete |
| - |  |
Bulgaria | 7/28/2004 | empty sheet (#6328) | incomplete |
| - | no image | Bulgaria | 11/17/2004 | empty sheet (#6329) | incomplete |
| - |  |
Bulgaria | 11/18/2004 | empty sheet (#6321) | incomplete |
| - |  |
Bulgaria | 12/6/2004 | empty sheet (#6330) | incomplete |