. "WL3000/9/1/618" . . . . "Correspondence with Holländer, Hannah"@en . "Hannah Holländer was the widow of Ludwig Holländer, an old friend and colleague of Alfred Wiener, and former director of the Centralverein deutscher Staatsbürger jüdischen Glaubens."@en . . . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . . "Correspondence of a personal nature."@en . "2 letters"@en . .