View documents (IIIF viewer) (4 documents / 0 available on the web) View documents (DFG viewer)
| Country/geo | Hamburg |
| Subject | Telex network |
| superordinated | Postal services, telegraphy and telephony |
| Signature | A9 : n34 Sm7.III |
| URI | http://purl.org/pressemappe20/folder/sh/140905,199600 |
| ID | sh/140905,199600 |