Uruguay
Printed in sheets of 40 stamps and ten labels.
Werner Karl Heisenberg (5 December 1901 – 1 February 1976) was a German theoretical physicist and one of the key pioneers of quantum mechanics.
Werner Karl Heisenberg (5 December 1901 – 1 February 1976) was a German theoretical physicist and one of the key pioneers of quantum mechanics.
| Country: | Uruguay |
| Type: | Postage stamps |
| Series: | Werner Heisenberg |
| Nominal: | 0.20 N$ |
| Year: | 1977 |
| Material: | fluorescent |
| Perforation: | comb 12 |