| Signature mark | NL 174/0906 |
|---|---|
| Subject | Brief |
| Author |
Casella, Louis P. |
| Recipient |
Mach, Ernst
|
| Title | Casella, Louis P. an Mach, Ernst |
| Insert | Firmenschrift "Seismographic Apparatus (Arranged by Prof. John Milne)" (2 S. gedr.) |
| Places | London |
| Duration | 18.03.1897 |
| Scope | 2 S. hs. |
| Formal information | Languages: Englisch |
| Rights notice | CC BY-SA 4.0 |