Leentje van Vlies was a daughter of Benjamin Aron van Vlies and Sara de Jong. She married Salomon den Arend on 14 April 1892 in Rotterdam, a son of Elias den Arend and Rebekka de Korte. However, her husband Salomon den Arend passed away already on 8 November 1912 in Rotterdam. Leentje and Salomon had elven children together, of whom five have died in infancy and one daughter died unmarried in 1921…