Army gets ready to feed docks troops at Clapham Shelter With preparations being made to send 4,000 more troops to unload food ships in London docks - should the docks Emergency Committee call for them - soldiers are erecting field kitchens and carrying out Army Catering Corps arrangements to cater for several thousand men at the Clapham South ( London deep air raid shelter ) The Shelter is now a troops' hostel . Two thousand soldiers and 400 naval men are already at work in the docks , where the stoppage - now involving over 13,000 dockers - has led to a State of Emergency being proclaimed : Photo shows: Corporal K Stoyle of Greenwich (left) and Sapper D Holmes of Dagenham moving a field stove into position at Clapham. Holding the cookhouse frame is Sapper R N Cook of Tottenham , London 13 July 1949