✦ LIBER ✦
Sömmering's Erfindung vom ersten galvanisch-elektrischen Telegraphen
- Publisher
- John Wiley and Sons
- Year
- 1861
- Tongue
- English
- Weight
- 176 KB
- Volume
- 155
- Category
- Article
- ISSN
- 0365-6233
No coin nor oath required. For personal study only.