Martha Bauer's aunt, Mathilde Mondschein, and her sister, Claire Mondschein, at their country villa in Cologne, Germany. The fate of her aunt is unknown. Her sister was the only survivor among those depicted in this collection.
Martha Bauer's uncle, Adolf Mondschein, and her sister, Claire Mondschein, at their country villa in Cologne, Germany. The fate of her uncle is unknown. Her sister was the only survivor among those depicted in this collection.