. "The Lilienthal family collection consists of biographical materials, correspondence, subject files, and business records documenting the Lilienthal family from Mönchengladbach, the aryanization of their fabric business, their immigration to the United States, and the printing company and magazine Ernest Lilienthal established in New York.The collection also includes an original pencil sketch by architect Bruno Paul."@en . . "Lilienthal family collection"@en . "irn552655" . . . . .