✦ LIBER ✦
Photographische Helligkeiten des Veränderlichen BK Ophiuchi (30.1926)
✍ Scribed by K. Bohlin
- Publisher
- John Wiley and Sons
- Year
- 1929
- Tongue
- English
- Weight
- 193 KB
- Volume
- 235
- Category
- Article
- ISSN
- 0004-6337
No coin nor oath required. For personal study only.