| Signature mark | NL 069/075 |
|---|---|
| Subject | Brief (3) |
| Author |
Langen, Eugen
|
| Recipient |
Reuleaux, Franz
|
| Title | Langen, Eugen an Reuleaux, Franz |
| Contains | Reisen nach Berlin u. New York; Produktionsmengen von Maschinen |
| Note | Teilw. unvollständig |
| Places | Köln |
| Duration | 1874 |
| Scope | 3 Bl. hs. |
| Subject area | Kraftmaschinen <520> |
| Rights notice | CC BY-SA 4.0 |
