Experts Study Results Of Possible: Atomic Explosion In Port Of London:(left to right) Mr. J.B. Paterson, C.B.E. the Principal C.D. Officer of the London Region pointing to the area of the supposed atomic explosing on a model of the River and Dock system, watched by Mr. E.C. Allen, Principal Scientific Officer of the Home Office and Mr. B.W. Martin Deputy General Manager of the P.L.A., during today's pre-view of the Civil Defence Exercise taking place on October 8th. and 9th. A Civil Defence exercise to study the problems which would result from an atomic bomb air burst over the Port of London, is being held on October 8th and 9th., when the measure which would have to be taken by the P.L.A. and Civil Defence Forces to restore the port to full working order and save lives in the port, in such an eventuality, will be studied. October 7, 1953. (Photo by Fox Photos).