View documents (IIIF viewer) (2 documents / 2 available on the web) View documents (DFG viewer)
| Country/geo | German South-West Africa |
| Subject | Connection of air traffic with shipping and land transport |
| superordinated | Aviation, general |
| URI | https://pm20.zbw.eu/folder/sh/141450,145690 |
| ID | sh/141450,145690 |