In the Memorial de la Deportation des Juifs de Belgique, Anna Heilbron veuve -widow Querido left Belgium on 26 Sept 1942 on transport XI/1673. The Heilbron family exists in UK where there were at least two Annie Heilbrons, born 1876 in Kingston and 1905 in Liverpool, perhaps related. My mother was Anne Heilbron, from Liverpool, born 1910.
Addition