"Correspondence with Gumpert, Hans"@en . "2 letter"@en . . . . . . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . "Dr Hans Gumpert was a German lawyer."@en . . . "WL3000/9/1/546" . "Correspondence regarding a restitution related enquiry by Gumpert on the events at the refugee ship MS St. Louis."@en . . . .