Sheets of Spain, 1937
| Issuer | Date | Desc | State | ||
| - |  |
Spain | 8/16/1937 | empty sheet (#9784) | incomplete |
| - |  |
Spain | 8/16/1937 | empty sheet (#9785) | incomplete |
| - |  |
Spain | 8/16/1937 | empty sheet (#9786) | incomplete |
| - |  |
Spain | 8/16/1937 | empty sheet (#9787) | incomplete |