Title: Rettet Ossietzky!
Subjects: Correspondence, Sources, Anti-Nazi movement, Journalists, Political prisoners, Biography, History, Political prisoners, germany, Political prisoners, biography, Journalists, biography, Germany, history, 1933-1945
Places: Germany
People: Rudolf Olden (1885-1940), Rudolf von Ossietzky (1889-1938)
Time periods: 1933-1945