Gertrud Reyersbach was born on July 28, 1907 in Oldenburg and became known as a kind-hearted doctor who was subjected to numerous repressions by the National Socialists. Despite the circumstances, she nevertheless went her way to achieve her goal of becoming a doctor. Although she emigrated to Boston in the USA in March 1937 due to growing threats from the political situation, she was always connected to her hometown Oldenburg. For example, she returned to Oldenburg for the memorial service for her brother, who was murdered by the Nazi regime.

Gustav Alexander Tahl was born on November 18, 1891, in the Romanian city of Constanta. The extended Tahl family later became residents of Transylvania. Before reaching the age of thirteen, Gustav went on a journey to put his artistic talent to profitable use. His journey took him to the College of Drawing in Buxtehude. In addition to his schooling, he apprenticed with the local master photographer Behling, where he later passed his master's examination. Shortly after completing the same, he met his future wife Magarethe Dora Meijer.

Bruno Wallheimer was born on October 04, 1899 in Oldenburg. He had four siblings: Julius Max, Max, Else and Irma. All brothers were like their father Hermann active as merchants. Bruno Wallheimer was the owner of the women's clothing store Hermann Wallheimer, which, however, was 'taken over' by Peter Schütte as a result of the "Aryanization"