Nonio (navigation instrument) and diagram 20 $ — Portugal, 1978
Nonio (navigation instrument) and diagram (Portugal, 1978), face value 20 $, “4th Centenary of Death of Pedro Nunes” series. Photo, catalogue value, details…
- Series
- 4th Centenary of Death of Pedro Nunes
- Issue date
- 1978
- Face value
- 20 $
- Colors
- Multicolor
- Print run
- 600,000
- Yvert
- PT 1392
- Michel
- PT 1412
- Stanley Gibbons
- PT 1724
- Scott
- PT 1399