Letter from Lieutenant-Colonel Sir Mark Sykes to WSC, First Lord of the Admiralty, on German plans to involve Turkey in the war, and raise Pan-Islamic forces against the Allies. Sykes offers to take his Battalion to the Middle East, and to put his local knowledge to good use, to "raise native scallywag corps, win over notables, or any other oddment".

Letter from Sir Edward Grey [Foreign Secretary] to WSC, hoping that Rear-Admiral Edward Troubridge [commanding Mediterranean Cruiser Squadron] would not show hostile actions against Turkey, and would keep in touch with Sir Louis Mallet [British Ambassador to Turkey].

Letter from Admiral Arthur Limpus [Naval Adviser to the Turkish Government], (Constantinople [later Istanbul, Turkey]) to WSC [First Lord of the Admiralty], giving an account of his recent actions, of the status of the German cruisers Goeben and Breslau and the hopes of Turkey from a war.

Letter from Admiral Arthur Limpus, [Naval Adviser to the Turkish Government], to WSC [First Lord of the Admiralty], giving an account of the replacement of British officers with Turks in the Turkish fleet, and the political and military situation in Turkey.

Telegram from Sir Louis Mallet [British Ambassador to Turkey], to the Foreign Office, on his meeting with the Turkish Minister of Marine following Britain's seizure of the Turkish battleship Sultan Osman [later HMS Agincourt, building at Newcastle-upon- Tyne], and on British relations with Turkey. [Carbon].

Telegram from Sir Louis Mallet [British Ambassador to Turkey] to the Foreign Office, on the favourable reaction of the Turkish Minister of War [Enver Pasha] to WSC's message about compensation for Britain's seizure of Turkish ships [particularly the Sultan Osman, renamed HMS Agincourt]. [Typescript copy, initialled by Sir Edward Grey, Foreign Secretary].

Telegram from Sir Louis Mallet [British Ambassador to Turkey] to the Foreign Office, on his concerns about causing panic in Turkey with reinforcements to the British fleet, and a warning to the forts at the Dardanelles that they would be bombarded by the fleet if German ships came out. [Typescript copy].

Letter from Admiral Arthur Limpus [Naval Adviser to the Turkish Government] to WSC, First Lord of the Admiralty, on preparations for war in Turkey, stating that Constantinople [later Istanbul] was in German hands, including press, supplies, communications, and Ministry of War and Army, and predicting that Turkey would break neutrality in about 10 days.

Letter from Admiral Arthur Limpus [Naval Adviser to the Turkish Government] to WSC [First Lord of the Admiralty], on the naval situation in Turkey and attitudes towards Britain. [Incomplete, page 1 missing].

Letter from WSC [First Lord of the Admiralty] to Field Marshal 1st Lord Kitchener [Secretary of State for War], hoping that he would not keep General Sir Ian Hamilton [commander of the Mediterranean Expeditionary Force], too short of men, adding that a loyal man like Hamilton would go on with what he had and never say a word until he cracked up. WSC suggests that another 20,000 men be sent to the Dardanelles. [2 Hand-written copies signed by WSC].

Draft note from WSC [First Lord of the Admiralty] to [Vice-Admiral Sackville Carden, in command of naval operations at the Dardanelles], on the Dardanelles campaign, stating that the results to be gained by attacking were great enough to justify the loss of ships and men which success could not be obtained without. [Hand-written drafts, initialled by WSC. See also CHAR 13/45/120-122.].

Letter from Field Marshal 1st Lord Kitchener, Secretary of State for War, to WSC [First Lord of the Admiralty], asking if he had seen a telegram from Sir George Buchanan [British Ambassador to Russia], on the Russians and the Turks. Kitchener asks if any naval actions would be possible to prevent the Turks sending more men into the Caucasus.

Letter from WSC [First Lord of the Admiralty] to Admiral of the Fleet 1st Lord Fisher, 1st Sea Lord, on naval support for the army off the Belgian coast and also in the Dardanelles. Includes covering note from WSC, asking for Fisher's remarks, and adding that they never seemed to settle anything. [Hand-written copy, signed by WSC].

Letter from George Trevelyan (Rome [Italy]) to Francis Acland [Under-Secretary of State for Foreign Affairs] on Italy and the Balkans, including the views of Sir [James] Rennell Rodd [British Ambassador to Italy] on the chances of Italy going to war, the advantages of bringing in Italy and Romania as allies, the harshness of Austro-Hungarian rule in the Balkans and the necessity of keeping Serbia supplied with ammunition. Includes forwarding note from WSC. [Typescript copy].

Letter from WSC [First Lord of the Admiralty] to Field Marshal 1st Lord Kitchener [Secretary of State for War], on the naval attack on the Dardanelles. WSC states that it would be desirable for an attack on Alexandretta [Iskenderun, Turkey] to be simultaneous, so that if the attack on the Dardanelles was a failure it could be presented as a mere demonstration to cover the seizure of Alexandretta. [Hand-written copy].

Minute from WSC, First Lord of the Admiralty, to the Director of Transports, Admiralty, Graeme Thomson, on arrangements for transport of the Royal Naval Division to the Dardanelles [typescript, annotated "Secret, please return" and initialled by WSC].

Telegram from WSC, First Lord of the Admiralty, to Vice-Admirla Sackville Carden, on naval operation to force the Dardanelles without military assistance, diving details of the troops which were on their way to the area, under the command of General Birdwood.

Telegram from WSC, First Lord of the Admiralty to Vice-Admiral Sackville Carden, asking for details of strength and composition of Turkish troops on the Gallipoli peninsula, and his views on aid which could be given by a military force [annotated "not sent"].

Telegram from Admiral Sir Henry Jackson Admiralty to Vice-Admiral Sackvile Carden, on the employment of military forces in the Dardanelles.

Telegram from Lt-Gen Sir John Maxwell to Vice-Admiral Sackvile Carden, on the employment of military forces in the Dardanelles.

Minute from Julain Corbett to Lord Fisher, 1st Sea Lord, on proposed landing at the Bulair neck of the Gallipoli Peninsula, comparing it to Japanese operations against Nan-shan, the neck of the Kwang- tung Peninsula in 1904 [carbon].

Telegram from Sir Edward Grey, Foreign Office to Sir Francis Elliot, British Minister, Athens, on the need for Greece to give naval as well as military aid in the Dardanelles [draft by WSC, sent by him to Asquith, who forwarded it to Grey, initialled by WSC].