Indonesia
| Country: | Indonesia |
| Type: | Postage stamps |
| Series: | National Aviation Day |
| Nominal: | 50 Indonesian sen |
| Year: | 1958 |
| Size: | 25 x 32 mm |
| Perforation: | comb 12½ x 12¼ |
National Aviation Day
 Aviation Day |  National Aviation Day |  National Aviation Day |  National Aviation Day |
 National Aviation Day 0.33$ |