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:
Medieval Tennis lessons. en Depiction of education of royal offspring at the court of Charles of France At the bottom Tennis lessons are shown de Darstellung der Erziehung von kniglichem Nachwuchs am Hof von Karl von Frankreich Unten eine Tennisstunde Gillmeister Kulturgeschichte des Tennis Wilhelm Fink Verlag Mnchen Original in