Letter from Eric Errington [including transcript] to WSC requesting that bombers be sent to stop the Germans attacking Stalingrad, as food convoys have reached the north of the Soviet Union; with reply from WSC on the impracticability of the mission, and 2 draft replies (1 satirical) from the Chief of Air Staff [Air Chief Marshal Sir Charles Portal] and also notes and correspondence from the Air Ministry, John Martin [Private Secretary to WSC] and Lieutenant-General Sir Hastings Ismay [Chief of Staff to WSC].