Address: Praha 7, Dobrovského 375/15,
Martin Wels was born on 27 June 1925. His parents were Ing. Arch. Rudolf Wels and Ida née Kohn. He had an older brother, Thomas Albert (born 1920). The last residence of the family before deportation was in Prague XII, Mánesova 53. On 30 January 1942, Martin Wels and his parents were arrested and deported to Theresienstadt concentration camp by transport V. His transport number was 839 of 1,002. Nineteen months later, on 6 September 1943, the family was deported to Auschwitz concentration camp by transport Dm. His transport number was 2785. Mother, father and son were murdered by the Nazi regime

https://www.holocaust.cz/en/database-of-victims/victim/134037-martin-wels/