Austria
0.12 - 0.14$
price on 27.11.2022
Wilhelm Franz Exner (1840-1931), founder of the museum
| Country: | Austria |
| Type: | Postage stamps |
| Nominal: | 2.50 öS |
| Year: | 1979 |
| Size: | 30 x 39 mm |
| Perforation: | comb 14¼ x 13¾ |
| Mintage: | 3,200,000 |
