Indonesia
| Country: | Indonesia |
| Type: | Postage stamps |
| Series: | Colombo Plan Conference |
| Nominal: | 15 Indonesian sen |
| Year: | 1959 |
| Size: | 25 x 32 mm |
| Perforation: | 12½ x 12 |
Colombo Plan Conference
 Colombo Plan Conference |  Colombo Plan Conference 0.22$ |  Colombo Plan Conference 0.24$ |  Colombo Plan Conference |
 Colombo Plan Conference |