Letter from WSC to 1st Lord Hankey on a suggested bombing campaign: a matter not "of principle ... but of ... available resources".

Letter from WSC to the President of the United States [Franklin Roosevelt] with major points of joint strategy: expansion of shipping convoys against U-boat attack; increase of food imports in 1943; more American troops to Britain; increasing bombing, night bombing and using aircraft against U-boats.

Letter from WSC to David Robertson explaining that an Anti-U-boat Warfare Committee is considering the need for specialist aircraft to protect shipping.

Letter from WSC to Air Chief Marshal Sir Charles Portal [Chief of Air Staff] advising against removing Air Marshal Sir Arthur Tedder [Air Officer Commanding-in-Chief, RAF, Middle East] from the Middle East or Air Marshal Sir [William] Sholto Douglas [Air Officer Commanding- in-Chief, Fighter Command] from Fighter Command; suggests Air Vice-Marshal Douglas Evill as Vice-Chief of Air Staff.

Memorandum by Professor A V Hill [Member, War Cabinet Scientific Advisory Committee] on Science and the U-boat War addressed by the Parliamentary and Scientific Committee to all MP's; includes covering note by Edward Salt, Deputy Chairman, Parliamentary and Scientific Committee.

Copy of letter from George Sparrow to Major Sir Jocelyn Lucas on adapting the Mosquito aircraft as a torpedo bomber, forwarded by Lucas to Brigadier George Harvie-Watt [Parliamentary Private Secretary to WSC] with reply; plan rejected by Geoffrey Mander [Parliamentary Private Secretary to the Secretary of State for Air].

Letter and memorandum from Christopher Mackintosh [Chairman and Managing Director of Sir Henry Lunn Limited] to Brigadier George Harvie-Watt [Parliamentary Private Secretary to WSC] on development of "E.S." materials and threats used by Ministry of Aircraft Production to obtain patent; includes letter from Ben Smith [Parliamentary Secretary, Ministry of Aircraft Production] to Harvie-Watt, explaining their position.

Correspondence between Henry Nimmo, Chief Engineering Inspector, Electricity Commission, John Martin [Private Secretary to WSC], Ronald Melville [Private Secretary to Secretary of State for Air], [?] Reginald Maudling [Assistant Private Secretary to the Secretary of State for Air] and WSC on Nimmo's suggestion that German electricity generating stations would be prime targets for bombers.

Letter from WSC to Marshal of the RAF 1st Lord Trenchard advocating unrestricted bombing offensive against Germany and on the harm done by public criticism.

Letter from WSC to Marshal of the Royal Air Force 1st Lord Trenchard thanking him for paper on Bomber Command and defending bombing policy, but suggesting he overstated his case for an overall head of military strategy.

Letter from WSC to Henry Nimmo [Chief Engineering Inspector, Electricity Commission] thanking him for drawing attention to electrical generating stations in Germany as targets for bombing.

Letter from WSC to Air Chief Marshal Sir Hugh Dowding advising that his memorandum on the Battle of Britain has been circulated to the Air Ministry and the United States military, on fighter strategy and development of new fighter aircraft.

Draft minute from WSC to 1st Sea Lord [Admiral of the Fleet Sir Dudley Pound] and copied to First Lord [of the Admiralty, A V Alexander, later 1st Lord Alexander of Hillsborough] insisting that Operation Paul [mining of Scandinavian shipping channels to prevent ore being exported to Germany] go ahead in some form; suggests aerodromes at "Bardufoss" and "Skaanland" [both Norway] be bombed.

Telegram from Flag Officer, Narvik [Norway, Admiral of the Fleet, 12th Lord Cork and Orrery] to WSC and high ranking members of the Admiralty marked "Secret" on action concerning aerodromes and possible landing sites in Norway. [copy].

Telegram from Admiralty to Flag Officer, Narvik [Norway, Admiral of the Fleet, 12th Lord Cork and Orrery] requiring aerodromes at "Bardufoss" and "Skaanland" [both Norway] to be rendered incapable of use so they cannot be used by the Germans to interfere with Operation Paul [mining of Scandinavian shipping channels to prevent ore being exported to Germany]. [copy with covering note].

Minute from WSC to [Major-]General [Hastings] Ismay [Chief of Staff to the Minister of Defence] requiring mines to be laid in the approach to Lulea [Sweden] before the evacuation of Narvik [Norway]; asks for a plan to be drawn up using flights from aircraft-carriers. [copy].

Letter from WSC to General [Claude] Auchinleck [Commander-in-Chief Middle East] criticising [Air Marshal Sir Arthur] Tedder's [Air Officer Commanding in Chief, RAF, Middle East] estimate of strength; looking forward to receiving news of Operation Crusader as "the whole immediate future of the war" depends on it; and suggesting that although troops are preparing for Norway they could easily be diverted to Africa if necessary. [copy].