"2 letters"@en . . . . "This material has been digitised. Readers should book a reading room terminal to access it."@en . . . . . . "Two letters by The Wiener Library requesting archival material."@en . "Correspondence with Deutsche Liga für Menschenrechte"@en . "WL3000/9/1/320" . "Tracing its roots back to 1914, the German League for Human Rights is an association campaigning for the rights of people."@en . .