| Signature mark | NL 174/2039 |
|---|---|
| Subject | Brief |
| Author |
Mach, Ernst
|
| Title | Mach, Ernst an N.N. |
| Places | Prag |
| Duration | 20.11.1893 |
| Scope | 2 S. hs. |
| Rights notice | CC BY-SA 4.0 |