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Minute [from F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] to WSC on German use of "G.L." methods and countering it by using decoy echoes. [Copy; given running number 212].

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Minute [from F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] to WSC on setting up scientific research bodies. [Copy; given running number 198].

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Minute [from F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] to WSC on anti-submarine magnets fitted with lights. [Copy].

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Minute [from F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] to WSC advocating the "bombard" anti-tank weapon. [Copy; given running number 281].

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Minute [from F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] to WSC on the possibility of shooting down a "Queen Bee" [training aircraft] with "P.E." [photo-electric fuzes] and "U.P." [unrotated projectile weapons]. [Copy; given running number 282].

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Minutes [from F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] (Great George Street [London]) to WSC on imports and food stocks, referring to "W.P.(R) (41) 31", and fuzes for high level bombing. [annotated copies; given running numbers 288 and 289].

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Minutes [from F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] to WSC on the use of the "U.P." [unrotated projectile] weapon as a means of daylight defence for bombers and destroying Iraqi oil-fields. [Copies; given running numbers 291 and 291A].

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Minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on the idea of WSC writing a letter to the managing director of a particular firm, producing weapons which effectively deal with tanks and aircraft, countering radio beam bombing, and comparing RAF, and German and Italian air force strengths in the Middle East and Mediterranean. [Copies; given running numbers 334, 335, 336, and 337].

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Minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on torpedo output, attacking German oil (referring to "W.P. (41) 162"), the Whittle engine trials, and call-sign evidence from German aeroplanes on the Russian front. [Copies; given running numbers 345, 346 and 347].

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Minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on an intelligence mistake in WSC's "Blue Book" and German high explosive bombs. [Copies; given running numbers 348 and 349].

Scope and Contents Series of minutes from [1st Lord] Cherwell [earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on: 1. a shortfall in production of Vickers 0.5 inch ammunition, attaching a draft minute to [1st] Lord Beaverbrook [earlier Sir Max Aitken, Minister of Supply] with WSC's annotation in typescript; 2. burning crops with "razzles" [?bombs]; 3. the number of German aircraft operating and their losses; 4. German oil stocks and synthetic plant; 5. attaching a draft minute on factories...

Scope and Contents Series of minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on: 1. rigid against flexible rationing for various food stuffs, attaching a draft minute to Minister of Food [1st Lord Woolton, earlier Frederick Marquis]; 2. methods of ordering; 3. [1st] Lord Beaverbrook [earlier Sir Max Aitken, Minister of Supply] and gas; 4. attaching a draft minute to the Minister of Aircraft Production [John Moore-Brabazon, later 1st Lord Brabazon of Tara] on...

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Minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on methods for ships to send wireless messages with only a slight risk of being located, maintaining "normal amenities" such as brewery plant, and dropping sabotage devices in occupied territory. [Copies; given running numbers 368, 369, 370, and 371].

Scope and Contents Series of minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on: 1. shipping from the United States to the Red Sea; 2. anti-tank bombs; 3. "Mutton" and "A.I." squadrons; 4. a paper by [1st] Lord Weir [Director-General of Explosives, Ministry of Supply] on controlling the requirements of the Services; 5. attaching a draft note to Secretary of State for Air [Sir Archibald Sinclair, later 1st Lord Thurso] on equipping aerodromes with blind...

Scope and Contents Series of minutes [mainly from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant to WSC] on subjects including: 1. attaching a draft letter to [1st] Lord Weir [Director-General of Explosives, Ministry of Supply] on production and industrial policy; 2. munition and aircraft output; 3. [1st] Lord Hankey's [Paymaster-General] paper on skilled radio personnel; 4. the Jefferis bomb for aerial attacks on tanks, addressed to Secretary of State for Air [Sir Archibald...

Scope and Contents Series of minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on: 1. a joint purchase by the United Kingdom and the United States of rubber for the Soviet Union; 2. aircraft production; 3. rubber for the Soviet Union; 4. attaching a draft minute to the Minister of Supply [1st Lord Beaverbrook, earlier Sir Max Aitken] on filling Jefferis bombs ("Puff Balls") at the expense of "Sticky" bombs; 5. attaching a draft minute to General [Hastings]...

Scope and Contents Series of minutes [from 1st Lord Cherwell, earlier F A Lindemann, Prime Minister's Personal Assistant] to WSC on: 1. RAF bomb requirements; 2. methods for increasing aircraft production, referring to a meeting arranged for 4 September; 3. United States aircraft production; 4. the import programme, commenting on estimates, use of shipping, materials and manufactures, and food; 5. the "points" system of rationing; 6. report by the British Merchant Shipping Mission in the United States; 7....

Scope and Contents Copy of a message from WSC to Prime Minister [Clement Attlee] marked "personal and secret" about the text of a draft message for [Harry Truman, President of the United States, from Attlee] in which he questions what [Attlee] wishes the Americans to do about sharing information about atomic weapons with the Soviet Union and a reference to an "Act of Faith"; discusses the importance of security in world policy and the timing of a United Nations conference; WSC's agreement with President...

Scope and Contents Copy of a letter from WSC to the President of the United States [President Dwight Eisenhower] marked "top secret: private and personal" in which he apologises for the delay in replying to Eisenhower; comments on the possibilities of the French delaying ratification [of the European Defence Community]; agrees that there can be no Four Power conference before ratification; discusses the increase in the Soviet Union's nuclear power; Great Britain's nuclear capability in the atomic and hydrogen...

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Telegram from WSC to Commander in Chief, British Army of Occupation [Field Marshal Sir Bernard Montgomery] marked "Top Secret and Personal" stating that no German research and development establishments should be destroyed.

Scope and Contents Letter from Leonard Darwin, President of the Eugenics Education Society (6 York Buildings, Adelphi, London) to WSC (33 Eccleston Square, [London]) explaining the purpose of the first International Congress of Eugenics, to be held at London University in July 1912. Darwin hopes that the Government will support the congress, adding that it was being held at London University in honour of the late Sir Francis Galton, as the originator of the science of Eugenics. Darwin lists the Vice-Presidents...

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Letter from James Caird (Roseangle, Dundee, [Angus, Scotland]) to WSC asking for advice on how best to spend a sum for a project with a scientific basis in Scotland.

Scope and Contents Prime Minister's printed personal minutes, September 1940.Includes texts of minutes from WSC (annotated with additional printed information) to: General Sir Hastings Ismay [Chief of Staff to the Minister of Defence], the Chiefs of Staff and other senior military figures; members of the Cabinet and other government ministers; senior civil servants including Sir Edward Bridges [Secretary to the War Cabinet] and Sir Alexander Cadogan [Permanent Under-Secretary of State for Foreign Affairs];...

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Letter from WSC to Professor A V Hill [Independent Conservative MP for Cambridge University] sending his good wishes to Indian Men of Science and to the 6 Indian Fellows of the Royal Society and stating that it is a tragedy that science has now to be used for destructive purposes Signed.

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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.