| Added by |
 Aidan Work
|
| General Description | Perak 1991 20 Ringgit postal order. 10th. of July 1991. Poundage - 25 Sen. Issued at Kuala Kangsar (Perak). Cashed in Kuala Lumpur on the 3rd. of August 1991. |
| Front Description | 'POS' logo at top left. Two handstamps at bottom. |
| Back Description | Regulations in Bahasa Melayu at top. An uncancelled Perakese 30 Sen stamp at bottom left. |
| Catalog prices | No catalog prices set yet |
