This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Peking WDL. Artwork ru Deutsch Ostasiatisches Expeditions Korps Feldtopograph fr Deutsch Ostasiatisches Expeditions Korps Feldtopograph en Deutsch Ostasiatisches Expeditions Korps Feldtopograph zh Feldtopograph pt Deutsch Ostasiatisches Expeditions Korps Feldtopograph ar es Deutsch Ostasiatisches Expeditions Korps Feldtopograph