By establishing the date of death of Elemer Weisz the official date is maintained as stated after the war by the Dutch Department of Justice.
The ' List of Jews murdered in Auschwitz' page 37439/1942 states that Elemer Weisz died on the 27th of October 1942 in Auschwitz.
Source: List of Jews murdered in Auschwitz' page 37439/1942 item id 5398685
Biography