View documents (IIIF viewer) (4 documents / 4 available on the web) View documents (DFG viewer)
Country/geo | Hong Kong |
Subject | Drinking water supply, sewerage, general |
superordinated | Medical services, hygiene, medical institutions |
URI | https://pm20.zbw.eu/folder/sh/141268,144268 |
ID | sh/141268,144268 |