Children seated in a classroom, Congo, ca. 1920-19401920-1940"Classe-Klass". Students are shown seated indoors in a white-walled classroom, each seated at a shared wooden desk. Printed on the back of the postcard is "Mission des Soeurs de Notre-Dame au Congo Belge. Zending der Zusters van Onze Lieve Vrouw in Belgisch Kongo."Also included in the International Mission Photography Archive.still image