. . "Robert Morgenstern papers"@en . . "The Robert Morgenstern papers is arranged in a single series."@en . "folder\n\n1"@en . "irn515817" . "The Robert Morgenstern papers consist of a German passport issued in Vienna, Austria, to Karl Israel Hein, Robert Morgenstern’s brother-in-law, on November 11, 1939; a German passport issued in Vienna, Austria, to Samuel Morgenstern and Emma Morgenstern, Robert Morgenstern’s parents, on September 1, 1938; and a passport insert \"Merkblat\") with directions for travelling abroad."@en . "United States Holocaust Memorial Museum"@en . . . . . . .