Photograph of Metschnikoff sitting down by Nicola Perscheid. The number "8058" is in the right-hand corner of the sheet.
Publisher: Berlin: Photographische Gesellschaft.
Photograph of Wilhelm His. He is sitting with his right hand in his pocket and a watch chain is visible. Photographed by N. Perscheid. The number "4658" is shown at the bottom right hand corner of the sheet.
Publisher: Berlin: Photographische...
Photograph of Wilhelm von Waldeyer-Hartz. He is standing grasping a pince-nez in his left hand. His right hand is on a table. Photographed by Nicola Perscheid. The number "4726" is shown at the bottom of the sheet.
Publisher: Berlin: Photographische...
Picture of Paul Emil Flechsig. He is sitting down with his right hand on his leg. Photographed by Nicola Perscheid. The number "4799" is shown is the right hand corner of the sheet.