TO BE KEPT UNDER LOCK AND KEY. It is requested that special care may be taken to ensure the secrecy of this document. (THIS DOCUMENT IS THE PROPERTY OF HIS BRITANNIC MAJESTY'S GOVERNMENT) S E C R E T J.I.C.(41) 375 (Final) COPY No. 31 23RD SEPTEMBER, 1941. WAR CABINET JOINT INTELLIGENCE SUB-COMMITTEE INTERFERENCE WITH ENEMY SEA-BORNE SUPPLIES OF PETROLEUM PRODUCTS TO CYRENAICA Report by the Joint Intelligence Sub-Committee We have considered the effect upon the Axis war effort in Cyrenaica of the adoption of a policy of concentrating our effort to preventing petroleum products of all varieties from reaching that area either from Tripoli or direct from European ports.