| Signature mark | NL 174/2090 |
|---|---|
| Subject | Brief |
| Author |
Mach, Felix
|
| Recipient |
Mach, Ludwig
|
| Title | Mach, Felix an Mach, Ludwig |
| Places | München, Altstadt |
| Duration | 11.11.1912 |
| Scope | 1 S. hs. |
| Rights notice | CC BY-SA 4.0 |