| Signature mark | NL 174/1449 |
|---|---|
| Subject | Brief |
| Author |
Helder, Jacob |
| Recipient |
Mach, Ernst
|
| Title | Helder, Jacob an Mach, Ernst |
| Places | Port Washington |
| Duration | 05.02.1907 |
| Scope | 2 S. hs. |
| Rights notice | CC BY-SA 4.0 |