A copy of a letter from a daughter of Lodewijk Ernst Visser remains, in which she reports about the family. She writes about her uncle Sigismund Karel Dorotheus Maurits van Lier, a notary in The Hague, who was married to Suze Jeanne Elisabeth Enthoven.
Jewish Historical Museum, Documents collection, inv.nr 3134
The Jewish Historical Museum has a drawing made by Jo Spier in Theresienstadt, entitled "The funeral of notary van Lier".