✦ LIBER ✦
Beobachtungen während der totalen Sonnenfinsternis des 9. Oktober 1912 mittels einer Selenzelle.
✍ Scribed by F. W. Ristenpart
- Publisher
- John Wiley and Sons
- Year
- 1913
- Tongue
- English
- Weight
- 561 KB
- Volume
- 194
- Category
- Article
- ISSN
- 0004-6337
No coin nor oath required. For personal study only.