Roman Vishniac [Students learning metalwork techniques, Society for Trades and Agricultural Labor (ORT), Marseille, France]
Roman Vishniac [Ernst Kaufmann, center, and unidentified Jewish youth, wearing clogs while learning construction techniques in a quarry, Werkdorp Nieuwesluis, Wieringermeer, The Netherlands]
Philipp Rupprecht Trau keinem Fuchs auf grüner Heid und keinem Jud bei seinem Eid (Trust No Fox in the Green Meadow and No Jew on His Oath)
