Hale Telescope, Mt. Palomar, and Herschel's telescope 15 C$ — Nicaragua, 1985
Hale Telescope, Mt. Palomar, and Herschel's telescope (Nicaragua, 1985), face value 15 C$, “Appearance of Halley's Comet” series. Photo, catalogue value…
- Series
- Appearance of Halley's Comet
- Issue date
- 1985
- Face value
- 15 C$
- Colors
- Multicolor
- Yvert
- NI PA1121
- Michel
- NI 2625
- Stanley Gibbons
- NI 2712
- Scott
- NI 1488