Telegram from WSC to Marshal Stalin marked "Personal and Operational Secrecy" requesting information on whether the Soviet Union is planning a major new offensive in January to pass on to General Dwight Eisenhower [Supreme Commander Allied Expeditionary Force in Western Europe, United States Army]. Photocopy.

Telegram from Marshal Stalin to WSC marked "Personal and Most Secret" stating that Air Chief Marshal Sir Arthur Tedder [Deputy Supreme Commander under General Eisenhower] has not yet arrived in Moscow [Soviet Union]; and informing him that the Soviet Union is planning a large-scale offensive along the whole Central Front "not later than the second half of January". Photocopy.

Telegram from WSC to Field Marshal Sir Henry Wilson [Representative of the British Chiefs of Staff in Washington, United States] marked "Personal and Top Secret" requesting that the enclosed message from WSC to President Roosevelt on differences between the British and United States Chiefs of Staff on tactics against Germany [CHAR 20/213A/101-103] is passed on to General George Marshall [Chief of Staff United States Army].

Series of photographs of the European Fronts as plotted in the Defence Map Room, with dates from 12 April to 4 May 1945. Reproduced by the Air Ministry Photographic Reproductions Branch.

Telegram from WSC [on board the Queen Mary returning to Britain from the United States] to Foreign Secretary [Anthony Eden, later 1st Lord Avon] marked "From: Octagon" and "Gunfire 295" and "Personal and Top Secret" stating that he should not oppose the Soviet wish to let the Bulgarians fight the Germans "in suitable theatres". [Copy].

Telegram from Lord Halifax [earlier Edward Wood and Lord Irwin, British Ambassador to the United States] to WSC marked "Personal and Private" giving his impressions of the likely attitude of President Harry Truman and the United States representatives at the "Terminal" [Potsdam, Berlin, Germany] conference to disagreements between the United Kingdom and the Soviet Union. [Received 8 July].

Telegram from Prime Minister of Canada [Mackenzie King] to WSC marked "Top Secret and Personal" reporting on information received from the Canadian Ambassador to China [Victor Odlum] concerning China's attitude to negotiations with the Soviet Union over conditions for Soviet entry into the war against Japan. [received 13 July].

Telegram from Prime Minister of Canada [Mackenzie King] to WSC marked "Top Secret" passing on a message from the Canadian Ambassador to China [Victor Odlum] on Soviet conditions for entry into the war against Japan, and Chinese and Soviet differences over the independence of Mongolia. [Received 17 July].

Telegram from WSC [Yalta, Soviet Union] to Deputy Prime Minister [Clement Attlee] for the War Cabinet marked "From: Argonaut", "Jason 221", and "Personal and Top Secret" enclosing the texts of the Soviet proposal and the revised [Allied] proposal on the future Polish frontiers and government.

Telegram from [John] Martin [Prime Minister's Principal Private Secretary, Crimea, Soviet Union] to Private Office marked "From: Argonaut" and "Jason No. 551" passing on a message from WSC to Deputy Prime Minister [Clement Attlee] and Chief Whip [James Stuart] suggesting that a House of Commons debate [on the Yalta Conference] is put off until a formal vote of confidence can be tabled and stating that he is pleased with the way the discussions went and with the Soviet attitude.

Telegram from Marshal Stalin to WSC marked "Personal and Secret" requesting the postponement of the announcement of the German surrender until 9 May because of continued German resistance on the Eastern front. Copy.

Telegram from WSC to Marshal Stalin marked "Personal and Secret" stating that he will not be able to delay his announcement of the German surrender until 9 May, despite continued resistance by certain groups [on the Eastern front]. Copy.

Telegram from WSC to Anthony Eden [later Lord Avon, Foreign Secretary, San Francisco, United States] marked "Personal and Top Secret" expressing concern at the possible withdrawal of American troops from Europe and British demobilisation, leaving the Soviet Union in the dominant position; and stating that these issues are more important than a "world constitution which may never come into being till it is superseded after a period of appeasement by a third world war".

Telegram from Marshal Stalin to WSC entitled "A message to the Armed Forces and the peoples of Great Britain from the peoples of the Soviet Union" sending his congratulations on victory over Germany; and hoping for "friendly relations" between their two countries in the future. Copy.

Telegram from WSC to President Harry Truman marked "Personal and Top Secret" expressing his concern over the future strength of the Soviet Union in Europe and what is going on behind the "iron curtain" of the Soviet Front; and asserting the importance of them coming to an "understanding" with the Soviet Union before they withdraw significant forces from Europe and retire to their zones of occupation.

Telegram from President Harry Truman to WSC marked "Personal and Top Secret" on arrangements for obtaining Chiang Kai Shek's [President of China] approval for Soviet-Chinese agreements.