Rare imprint: 'The Mass Extermination of Jews in German Occupied Poland', (London: Hutchinson), 1943. 16pp. 8vo. This pamphlet constitutes the first official report of Hitler's commencement of the liquidation of the Jews. The report, written in 1942 and printed in 1943 on behalf of the exiled Polish Ministry of Foreign Affairs in London, contains the full text of a speech delivered to the United Nations in December 1942 making the first official announcement of the Holocaust to the world, and additionally including the joint UN declaration issued one week later. This publication had an extremely limited print run and was never officially distributed. The contents are divided into three parts: a report on the state of the Jews in Poland, by Edward Raczynski, the Foreign Minister of the exiled Polish government: 'In the hope that the civilized world will draw the appropriate conclusion, the Polish Government desires to bring to the notice of the public...these renewed German efforts at mass extermination, with the employment of fresh horrifying methods...'; Declaration of the United Nations dated December 17, 1942, according to which the attention of the governments of the Allied Forces '...was drawn to numerous reports from Europe which [reported] that the German authorities do not only refrain from granting basic human rights to people of the Jewish race in all the territories under their barbaric rule, [but] currently manipulate the intentions that Hitler often repeated, to exterminate the Jewish People in Europe… [Governments] reconfirm their decision to ensure that those responsible for these crimes will not evade retaliation, and continue to take steps to [achieve] this goal, and; the speech by the Polish Foreign Minister broadcasted in December 1942, in which he calls upon the UN governments and the public to admit to the tragedy occurring in Europe and to take action. This pamphlet also describes the workings of the Warsaw Ghetto and the targets set by the Nazis for the numbers of Jews to be eliminated, together with the various methods employed for the killing of Jews. It estimates that by December 1942 over one million Polish Jews have already been murdered; by the end of the war, more than three million Polish Jews had died.