| Signature mark | NL 174/1504 |
|---|---|
| Subject | Brief |
| Author |
Hillebrand, Franz
|
| Recipient |
Mach, Ernst
|
| Title | Hillebrand, Franz an Mach, Ernst |
| Insert | Ludwig Mach: Bemerkungen zu Untersuchungen Hillebrands (5 S. hs. mit hs. Notiz Ernst Machs) |
| Places | Innsbruck |
| Duration | 29.01.1908 |
| Scope | 4 S. hs. |
| Rights notice | CC BY-SA 4.0 |