"Jan Heweliusz's portable sextant", by Isaak Saal 15 zł — Poland, 1987
"Jan Heweliusz's portable sextant", by Isaak Saal (Poland, 1987), face value 15 zł, “300th Death Anniversary of Jan Hevelius (Astronomer)” series. Photo…
- Series
- 300th Death Anniversary of Jan Hevelius (Astronomer)
- Issue date
- 1987
- Face value
- 15 zł
- Colors
- Multicolor
- Print run
- 6,486,000
- Yvert
- PL 2924
- Michel
- PL 3116
- Stanley Gibbons
- PL 3129
- Scott
- PL 2827