50th Anniversary of the Delft hydrological Laboratory
45 c 1977
Netherlands
0.1 - 0.12$
price on 27.09.2022
| Country: | Netherlands |
| Type: | Postage stamps |
| Series: | Commemorative Series - 1977 |
| Nominal: | 45 c |
| Year: | 1977 |
| Material: | phosphorescent paper |
| Size: | 36 x 26 mm |
| Perforation: | comb 14 x 12¾ |
| Mintage: | 7,127,000 |
