| No. | Date | Cover | Title |
|---|---|---|---|
| 1 | 23 Jan 1991 | |
National Monuments |
| 2 | 24 Apr 1991 | |
Singapore '95 Orchids Series |
| 3 | 1 Jun 1991 | |
History of Civil Aviation |
| 4 | 7 Aug 1991 | |
Orchids |
| 5 | 19 Sep 1991 | |
Garden Birds |
|
Garden Birds (Care-for-Nature) | ||
| 6 | 1 Nov 1991 | |
10th Anniversary of the Productivity Movement |
| 7 | 16 Nov 1991 | |
PhilaNippon '91 |