A Peking mission-school with children and teachers sitting around tables, eating, in a courtyard, Peking, Pechili Province. China

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: A Peking mission-school with children and teachers sitting around tables, eating, in a courtyard, Peking, Pechili Province. China. Wellcome Collection. Source: Wellcome Collection.