Switzerland
Also existing on ironed paper (1933 MiNr. CH 233z)
| Country: | Switzerland |
| Type: | Postage stamps |
| Series: | Airmail |
| Nominal: | 35 Ct. |
| Year: | 1929 |
| Material: | Normal paper |
| Perforation: | comb 11½ |
| Mintage: | 150,000 |
