Dr. N. M. Perera
60%
| Country: | Sri Lanka |
|---|---|
| Issue: | National Heroes |
| Date: | 1981-06-06 |
| Print: | Offset and Lithography |
| Perforation: | comb 12 |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 0.50 Sri Lankan rupee |