Signature mark | NL 174/1093 |
---|---|
Subject | Visitenkarte |
Author |
Ehrenfest, Paul
|
Recipient |
Mach, Ernst
|
Title | Ehrenfest, Paul an Mach, Ernst |
Date | o.D. |
Scope | 1 S. gedr. |
Rights notice | CC BY-SA 4.0 |