Austria
0.32 - 0.38$
price on 27.11.2022
Johann Florian Heller (1813-1871), pioneer of chemical diagnostics
| Country: | Austria |
| Type: | Postage stamps |
| Nominal: | 6 öS |
| Year: | 1981 |
| Size: | 30 x 39 mm |
| Perforation: | comb 14¼ x 13¾ |
| Mintage: | 3,370,000 |
