ILWAYS. FIFTY-SIXTH WEEKLY SUMMARY. AIR RAID DAMAGE IN THE PERIOD 8TH-15TH OCTOBER 1941. A. BRIEF ANALYSIS OF MAIN POINTS. Further details under some of these headings will be found below). MELESS. st centres opened in Oldham, Manchester, Bolton, Whitstable d Sheffield. TER SUPPLY. mage very slight. IN DRAINAGE. damage. USE PROPERTY. mage slight. OD. ttle damage. ###ISTRY OF SUPPLY FACTORIES. damage of importance. anch line blocked at Shepton Mallet. HER COMMUNICATIONS. rts. Humber and Bristol Channel Ports closed for a time by mine laying.