With this letter from 29.12.1946 Henry Cohen, who had survived in Shanghai, turned to the Hamburg Jewish Congregationto explore the possibilities of returning to Hamburg from China. The letter is contained in the file titled „Rückwanderung nach Deutschland“ [Remigration to Germany] in the State Archives Hamburg, which also contains the congregation's letter of reply. An overview of the sources provided from the State Archives Hamburg can be found here.