Universal Postal Convention (Revision of Convention of May 26, 1906)
Signed — not yet in force| Type | postal |
|---|---|
| Signed | 30-Nov-1920 |
| Territorial extension | Cayman Islands |
| Subject | UNIVERSAL POSTAL UNION (UPU) |
| Type | postal |
|---|---|
| Signed | 30-Nov-1920 |
| Territorial extension | Cayman Islands |
| Subject | UNIVERSAL POSTAL UNION (UPU) |